# Parameter Code Definition

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Parameter Code | Group Name | Parameter Name/Description | Epa equivalence | Result Statistical Basis | Result Time Basis | Result Weight Basis | Result Particle Size Basis | Result Sample Fraction | Result Temperature Basis | CASRN | SRSName | Parameter Unit |
---|---|---|---|---|---|---|---|---|---|---|---|---|

00149 | Radiochemical | Alpha-emitting isotopes of radium, water, filtered, picocuries per liter | Agree | Dissolved | Alpha emitting radium isotopes | pCi/L | ||||||

01392 | Radiochemical | Uranium, bed sediment, total digestion, dry weight, milligrams per kilogram | USGS use and no use by EPA | Dry | Bed Sediment | 7440-61-1 | Uranium | mg/kg | ||||

01419 | Radiochemical | Uranium, soil, total digestion, dry weight, milligrams per kilogram | USGS use and no use by EPA | Dry | Total | 7440-61-1 | Uranium | mg/kg | ||||

01459 | Radiochemical | Uranium, biota, tissue, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | 7440-61-1 | Uranium | mg/kg | |||||

01501 | Radiochemical | Alpha radioactivity, water, unfiltered, picocuries per liter | Not checked | Total | 12587-46-1 | Alpha particle | pCi/L | |||||

01502 | Radiochemical | Alpha radioactivity counting error, water, unfiltered, picocuries per liter | Not checked | Counting Error | Total | 12587-46-1 | Alpha particle | pCi/L | ||||

01503 | Radiochemical | Alpha radioactivity, water, filtered, picocuries per liter | Agree | Dissolved | 12587-46-1 | Alpha particle | pCi/L | |||||

01504 | Radiochemical | Alpha radioactivity counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 12587-46-1 | Alpha particle | pCi/L | ||||

01505 | Radiochemical | Alpha radioactivity, suspended sediment, picocuries per liter | Agree | Suspended | 12587-46-1 | Alpha particle | pCi/L | |||||

01506 | Radiochemical | Alpha radioactivity counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 12587-46-1 | Alpha particle | pCi/L | ||||

01507 | Radiochemical | Gross alpha radioactivity, bed sediment, dry weight, picocuries per gram | Not checked | Dry | Bed Sediment | 12587-46-1 | Alpha particle | pCi/g | ||||

01508 | Radiochemical | Gross alpha radioactivity counting error, bed sediment, dry weight, picocuries per gram | Not checked | Counting Error | Dry | Bed Sediment | 12587-46-1 | Alpha particle | pCi/g | |||

01515 | Radiochemical | Gross alpha radioactivity, water, filtered, natural uranium curve, picocuries per liter | Not checked | Dissolved | 12587-46-1 | Alpha particle | pCi/L | |||||

01516 | Radiochemical | Gross alpha radioactivity, suspended sediment, natural uranium curve, picocuries per liter | Not checked | Suspended | 12587-46-1 | Alpha particle | pCi/L | |||||

01517 | Radiochemical | Gross alpha radioactivity, suspended sediment, natural uranium curve, dry weight, picocuries per gram | Not checked | Dry | Suspended | 12587-46-1 | Alpha particle | pCi/g | ||||

01518 | Radiochemical | Gross alpha radioactivity, suspended sediment, natural uranium curve, dry weight, milligrams per kilogram | Not checked | Dry | Suspended | 12587-46-1 | Alpha particle | mg/kg | ||||

01519 | Radiochemical | Gross alpha radioactivity, water, unfiltered, picocuries per liter | Agree | Total | 12587-46-1 | Alpha particle | pCi/L | |||||

01524 | Radiochemical | Gross alpha radioactivity counting error, water, filtered, natural uranium curve, micrograms per liter | Agree | Counting Error | Dissolved | 12587-46-1 | Alpha particle | ug/l | ||||

01525 | Radiochemical | Gross alpha radioactivity counting error, suspended sediment, natural uranium curve, micrograms per liter | Agree | Counting Error | Suspended | 12587-46-1 | Alpha particle | ug/l | ||||

01526 | Radiochemical | Gross alpha radioactivity counting error, water, unfiltered, Th-230 curve, picocuries per liter | Not checked | Counting Error | 12587-46-1 | pCi/L | ||||||

03501 | Radiochemical | Beta radioactivity, water, unfiltered, picocuries per liter | Agree | Total | 12587-47-2 | Beta particle | pCi/L | |||||

03502 | Radiochemical | Beta radioactivity counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 12587-47-2 | Beta particle | pCi/L | ||||

03503 | Radiochemical | Beta radioactivity, water, filtered, picocuries per liter | Agree | Dissolved | 12587-47-2 | Beta particle | pCi/L | |||||

03504 | Radiochemical | Beta radioactivity counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 12587-47-2 | Beta particle | pCi/L | ||||

03505 | Radiochemical | Beta radioactivity, suspended sediment, picocuries per liter | Agree | Suspended | 12587-47-2 | Beta particle | pCi/L | |||||

03506 | Radiochemical | Beta radioactivity counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 12587-47-2 | Beta particle | pCi/L | ||||

03507 | Radiochemical | Gross beta radioactivity, bed sediment, dry weight, picocuries per gram | Not checked | Dry | Bed Sediment | 12587-47-2 | Beta particle | pCi/g | ||||

03508 | Radiochemical | Gross beta radioactivity counting error, bed sediment, dry weight, picocuries per gram | Not checked | Counting Error | Dry | Bed Sediment | 12587-47-2 | Beta particle | pCi/g | |||

03515 | Radiochemical | Gross beta radioactivity, water, filtered, Cs-137 curve, picocuries per liter | Not checked | Dissolved | 12587-47-2 | Beta particle | pCi/L | |||||

03516 | Radiochemical | Gross beta radioactivity, suspended sediment, Cs-137 curve, picocuries per liter | Not checked | Suspended | 12587-47-2 | Beta particle | pCi/L | |||||

03517 | Radiochemical | Beta radioactivity, suspended sediment, Sr-90/Y-90 curve, dry weight, picocuries per gram | Not checked | Dry | Suspended | 12587-47-2 | Beta particle | pCi/g | ||||

03518 | Radiochemical | Gross beta radioactivity, suspended sediment, Cs-137 curve, dry weight, picocuries per gram | Not checked | Dry | Suspended | 12587-47-2 | Beta particle | pCi/g | ||||

03519 | Radiochemical | Gross beta radioactivity, water, unfiltered, Cs-137 curve, picocuries per liter | Not checked | Total | 12587-47-2 | Beta particle | pCi/L | |||||

03526 | Radiochemical | Gross beta radioactivity counting error, water, filtered, Cs-137 curve, picocuries per liter | Not checked | Counting Error | Dissolved | 12587-47-2 | Beta particle | pCi/L | ||||

03527 | Radiochemical | Gross beta radioactivity counting error, suspended sediment, Cs-137 curve, picocuries per liter | Not checked | Counting Error | Suspended | 12587-47-2 | Beta particle | pCi/L | ||||

03528 | Radiochemical | Gross beta radioactivity counting error, water, filtered, Sr-90/Y-90 curve, picocuries per liter | Not checked | Counting Error | Dissolved | 12587-47-2 | Beta particle | pCi/L | ||||

03529 | Radiochemical | Gross beta radioactivity counting error, suspended sediment, Sr-90/Y-90 curve, picocuries per liter | Not checked | Counting Error | Suspended | 12587-47-2 | Beta particle | pCi/L | ||||

03936 | Radiochemical | Uranium, bed sediment smaller than 62.5 microns, wet sieved, laboratory, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | < 0.0625 | Bed Sediment | 7440-61-1 | Uranium | mg/kg | |||

04102 | Radiochemical | Beta radioactivity, bed sediment, Sr-90/Y-90 curve, dry weight, picocuries per gram | Not checked | Dry | Bed Sediment | 12587-47-2 | Beta particle | pCi/g | ||||

04103 | Radiochemical | Cesium-137 2-sigma combined uncertainty, soil, dry weight, picocuries per gram | Agree | 2-Sigma CSU | Dry | Total | 10045-97-3 | Cesium-137 | pCi/g | |||

04104 | Radiochemical | Lead-210 2-sigma combined uncertainty, bed sediment, dry weight, picocuries per gram | Not checked | 2-Sigma CSU | Dry | Bed Sediment | 14255-04-0 | Lead-210 | pCi/g | |||

04105 | Radiochemical | Polonium-210 2-sigma combined uncertainty, bed sediment, dry weight, picocuries per gram | Not checked | 2-Sigma CSU | Dry | Bed Sediment | 13981-52-7 | Polonium-210 | pCi/g | |||

04106 | Radiochemical | Radium-228 2-sigma combined uncertainty, bed sediment, dry weight, picocuries per gram | Not checked | 2-Sigma CSU | Dry | Bed Sediment | 15262-20-1 | Radium-228 | pCi/g | |||

04107 | Radiochemical | Radium-226 2-sigma combined uncertainty, bed sediment, dry weight, picocuries per gram | Not checked | 2-Sigma CSU | Dry | Bed Sediment | 13982-63-3 | Radium-226 | pCi/g | |||

04108 | Radiochemical | Thorium-230 2-sigma combined uncertainty, bed sediment, dry weight, picocuries per gram | Not checked | 2-Sigma CSU | Dry | Bed Sediment | 14269-63-7 | Thorium-230 | pCi/g | |||

04109 | Radiochemical | Thorium-232 2-sigma combined uncertainty, water, filtered, picocuries per liter | Agree | 2-Sigma CSU | Dissolved | 7440-29-1 | Thorium-232 | pCi/L | ||||

04110 | Radiochemical | Thorium-232 2-sigma combined uncertainty, bed sediment, dry weight, picocuries per gram | Not checked | 2-Sigma CSU | Dry | Bed Sediment | 7440-29-1 | Thorium-232 | pCi/g | |||

04111 | Radiochemical | Uranium-234 2-sigma combined uncertainty, bed sediment, dry weight, picocuries per gram | Not checked | 2-Sigma CSU | Dry | Bed Sediment | 13966-29-5 | Uranium-234 | pCi/g | |||

04112 | Radiochemical | Uranium-235 2-sigma combined uncertainty, bed sediment, dry weight, picocuries per gram | Not checked | 2-Sigma CSU | Dry | Bed Sediment | 15117-96-1 | Uranium-235 | pCi/g | |||

04113 | Radiochemical | Uranium-238 2-sigma combined uncertainty, suspended sediment, dry weight, picocuries per gram | Not agree | 2-Sigma CSU | Dry | Suspended | 7440-61-1 | Uranium | pCi/g | |||

04123 | Radiochemical | Tritium counting error, water, unfiltered, picocuries per milliliter | Agree | Counting Error | Total | 10028-17-8 | Tritium | pCi/ml | ||||

04124 | Radiochemical | Tritium, water, unfiltered, picocuries per milliliter | Agree | Total | 10028-17-8 | Tritium | pCi/ml | |||||

04125 | Radiochemical | Alpha radioactivity, bed sediment, Th-230 curve, dry weight, picocuries per gram | Not checked | Dry | Bed Sediment | 12587-46-1 | Alpha particle | pCi/g | ||||

04126 | Radiochemical | Alpha radioactivity, water, filtered, Th-230 curve, picocuries per liter | Not checked | Dissolved | 12587-46-1 | Alpha particle | pCi/L | |||||

04127 | Radiochemical | Alpha radioactivity, suspended sediment, Th-230 curve, picocuries per liter | Not checked | Suspended | 12587-46-1 | Alpha particle | pCi/L | |||||

05504 | Radiochemical | Gross gamma radioactivity scan counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | Gamma radiation | pCi/L | |||||

05515 | Radiochemical | Gross gamma radioactivity scan counting error, bed sediment, dry weight, picocuries per gram | Agree | Counting Error | Dry | Bed Sediment | Gamma radiation | pCi/g | ||||

05516 | Radiochemical | Gross gamma radioactivity scan counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | Gamma radiation | pCi/L | |||||

07000 | Radiochemical | Tritium, water, unfiltered, picocuries per liter | Agree | Total | 10028-17-8 | Tritium | pCi/L | |||||

07001 | Radiochemical | Tritium counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 10028-17-8 | Tritium | pCi/L | ||||

07005 | Radiochemical | Tritium, water, filtered, picocuries per liter | Agree | Dissolved | 10028-17-8 | Tritium | pCi/L | |||||

07006 | Radiochemical | Tritium counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 10028-17-8 | Tritium | pCi/L | ||||

07010 | Radiochemical | Tritium, suspended sediment, picocuries per liter | Agree | Suspended | 10028-17-8 | Tritium | pCi/L | |||||

07011 | Radiochemical | Tritium counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 10028-17-8 | Tritium | pCi/L | ||||

07012 | Radiochemical | Tritium in water molecules, tritium units | Agree | 10028-17-8 | Tritium | T.U. | ||||||

07013 | Radiochemical | Tritium in water molecules counting error, tritium units | Agree | Counting Error | 10028-17-8 | Tritium | T.U. | |||||

07014 | Radiochemical | Tritium counting error, suspended sediment, tritium units | Agree | Counting Error | Suspended | 10028-17-8 | Tritium | T.U. | ||||

07015 | Radiochemical | Tritium counting error, water, filtered, tritium units | Agree | Counting Error | Dissolved | 10028-17-8 | Tritium | T.U. | ||||

07016 | Radiochemical | Tritium, suspended sediment, tritium units | Agree | Suspended | 10028-17-8 | Tritium | T.U. | |||||

07017 | Radiochemical | Tritium, water, unfiltered, tritium units | Agree | Total | 10028-17-8 | Tritium | T.U. | |||||

07018 | Radiochemical | Tritium, water, filtered, tritium units | Agree | Dissolved | 10028-17-8 | Tritium | T.U. | |||||

07019 | Radiochemical | Tritium counting error, water, unfiltered, tritium units | Agree | Counting Error | Total | 10028-17-8 | Tritium | T.U. | ||||

07050 | Radiochemical | Calcium-45, water, filtered, picocuries per liter | Agree | Dissolved | 13966-05-7 | Calcium-45 | pCi/L | |||||

07051 | Radiochemical | Calcium-45 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13966-05-7 | Calcium-45 | pCi/L | ||||

07052 | Radiochemical | Calcium-45, suspended sediment, picocuries per liter | Agree | Suspended | 13966-05-7 | Calcium-45 | pCi/L | |||||

07053 | Radiochemical | Calcium-45 counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 13966-05-7 | Calcium-45 | pCi/L | ||||

07054 | Radiochemical | Calcium-45, water, unfiltered, picocuries per liter | Agree | Total | 13966-05-7 | Calcium-45 | pCi/L | |||||

07055 | Radiochemical | Calcium-45 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13966-05-7 | Calcium-45 | pCi/L | ||||

07060 | Radiochemical | Iron-59, water, filtered, picocuries per liter | Agree | Dissolved | 14596-12-4 | Iron-59 | pCi/L | |||||

07061 | Radiochemical | Iron-59 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14596-12-4 | Iron-59 | pCi/L | ||||

07062 | Radiochemical | Iron-59, suspended sediment, picocuries per liter | Agree | Suspended | 14596-12-4 | Iron-59 | pCi/L | |||||

07063 | Radiochemical | Iron-59 counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 14596-12-4 | Iron-59 | pCi/L | ||||

07064 | Radiochemical | Iron-59, water, unfiltered, picocuries per liter | Agree | Total | 14596-12-4 | Iron-59 | pCi/L | |||||

07065 | Radiochemical | Iron-59 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14596-12-4 | Iron-59 | pCi/L | ||||

07100 | Radiochemical | Selenium-75, water, filtered, picocuries per liter | Agree | Dissolved | 14265-71-5 | Selenium-75 | pCi/L | |||||

07101 | Radiochemical | Selenium-75 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14265-71-5 | Selenium-75 | pCi/L | ||||

07102 | Radiochemical | Selenium-75, suspended sediment, picocuries per liter | Agree | Suspended | 14265-71-5 | Selenium-75 | pCi/L | |||||

07103 | Radiochemical | Selenium-75 counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 14265-71-5 | Selenium-75 | pCi/L | ||||

07104 | Radiochemical | Selenium-75, water, unfiltered, picocuries per liter | Agree | Total | 14265-71-5 | Selenium-75 | pCi/L | |||||

07105 | Radiochemical | Selenium-75 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14265-71-5 | Selenium-75 | pCi/L | ||||

07120 | Radiochemical | Silver-110, water, filtered, picocuries per liter | Agree | Dissolved | 14391-76-5 | Silver-110 | pCi/L | |||||

07121 | Radiochemical | Silver-110 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14391-76-5 | Silver-110 | pCi/L | ||||

07122 | Radiochemical | Silver-110, suspended sediment, picocuries per liter | Agree | Suspended | 14391-76-5 | Silver-110 | pCi/L | |||||

07123 | Radiochemical | Silver-110 counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 14391-76-5 | Silver-110 | pCi/L | ||||

07124 | Radiochemical | Silver-110, water, unfiltered, picocuries per liter | Agree | Total | 14391-76-5 | Silver-110 | pCi/L | |||||

07125 | Radiochemical | Silver-110 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14391-76-5 | Silver-110 | pCi/L | ||||

07140 | Radiochemical | Sulfur-35, water, filtered, picocuries per liter | Agree | Dissolved | 15117-53-0 | Sulfur-35 | pCi/L | |||||

07141 | Radiochemical | Sulfur-35 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 15117-53-0 | Sulfur-35 | pCi/L | ||||

07142 | Radiochemical | Sulfur-35, suspended sediment, picocuries per liter | Agree | Suspended | 15117-53-0 | Sulfur-35 | pCi/L | |||||

07143 | Radiochemical | Sulfur-35 counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 15117-53-0 | Sulfur-35 | pCi/L | ||||

07144 | Radiochemical | Sulfur-35, water, unfiltered, picocuries per liter | Agree | Total | 15117-53-0 | Sulfur-35 | pCi/L | |||||

07145 | Radiochemical | Sulfur-35 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 15117-53-0 | Sulfur-35 | pCi/L | ||||

09501 | Radiochemical | Radium-226, water, unfiltered, picocuries per liter | Agree | Total | 13982-63-3 | Radium-226 | pCi/L | |||||

09503 | Radiochemical | Radium-226, water, filtered, picocuries per liter | Agree | Dissolved | 13982-63-3 | Radium-226 | pCi/L | |||||

09504 | Radiochemical | Radium-226 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13982-63-3 | Radium-226 | pCi/L | ||||

09505 | Radiochemical | Radium-226, suspended sediment, picocuries per liter | Agree | Suspended | 13982-63-3 | Radium-226 | pCi/L | |||||

09506 | Radiochemical | Radium-226 counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 13982-63-3 | Radium-226 | pCi/L | ||||

09507 | Radiochemical | Radium-226, bed sediment, dry weight, picocuries per gram | Not checked | Dry | Bed Sediment | 13982-63-3 | Radium-226 | pCi/g | ||||

09508 | Radiochemical | Radium-226 counting error, bed sediment, dry weight, picocuries per gram | Not checked | Counting Error | Dry | Bed Sediment | 13982-63-3 | Radium-226 | pCi/g | |||

09510 | Radiochemical | Alpha-emitting isotopes of radium, water, filtered, planchet count, picocuries per liter | Not checked | Dissolved | Alpha emitting radium isotopes | pCi/L | ||||||

09511 | Radiochemical | Radium-226, water, filtered, radon method, picocuries per liter | Agree | Dissolved | 13982-63-3 | Radium-226 | pCi/L | |||||

11501 | Radiochemical | Radium-228, water, unfiltered, picocuries per liter | Agree | Total | 15262-20-1 | Radium-228 | pCi/L | |||||

11502 | Radiochemical | Radium-228 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 15262-20-1 | Radium-228 | pCi/L | ||||

11506 | Radiochemical | Radium-224, bed sediment, dry weight, picocuries per gram | Not checked | Dry | Bed Sediment | 13233-32-4 | Radium-224 | pCi/g | ||||

13501 | Radiochemical | Strontium-90, water, unfiltered, picocuries per liter | Agree | Total | 10098-97-2 | Strontium-90 | pCi/L | |||||

13502 | Radiochemical | Strontium-90 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 10098-97-2 | Strontium-90 | pCi/L | ||||

13503 | Radiochemical | Strontium-90, water, filtered, picocuries per liter | Agree | Dissolved | 10098-97-2 | Strontium-90 | pCi/L | |||||

13504 | Radiochemical | Strontium-90 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 10098-97-2 | Strontium-90 | pCi/L | ||||

13505 | Radiochemical | Strontium-90, suspended sediment, picocuries per liter | Agree | Suspended | 10098-97-2 | Strontium-90 | pCi/L | |||||

13506 | Radiochemical | Strontium-90 counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 10098-97-2 | Strontium-90 | pCi/L | ||||

13507 | Radiochemical | Strontium-90 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 10098-97-2 | Strontium-90 | pCi/L | ||||

15501 | Radiochemical | Strontium-89, water, unfiltered, picocuries per liter | Agree | Total | 14158-27-1 | Strontium-89 | pCi/L | |||||

15502 | Radiochemical | Strontium-89 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14158-27-1 | Strontium-89 | pCi/L | ||||

15503 | Radiochemical | Strontium-89, water, filtered, picocuries per liter | Agree | Dissolved | 14158-27-1 | Strontium-89 | pCi/L | |||||

15504 | Radiochemical | Strontium-89 counting error, water, filtered, picocuries per liter | Agree | Dissolved | 14158-27-1 | Strontium-89 | pCi/L | |||||

15507 | Radiochemical | Strontium-90, bed sediment, dry weight, picocuries per gram | Not checked | Dry | Bed Sediment | 10098-97-2 | Strontium-90 | pCi/g | ||||

17501 | Radiochemical | Lead-210, water, unfiltered, picocuries per liter | Agree | Total | 14255-04-0 | Lead-210 | pCi/L | |||||

17502 | Radiochemical | Lead-210 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14255-04-0 | Lead-210 | pCi/L | ||||

17503 | Radiochemical | Lead-210, water, filtered, picocuries per liter | Agree | Dissolved | 14255-04-0 | Lead-210 | pCi/L | |||||

17504 | Radiochemical | Lead-210 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14255-04-0 | Lead-210 | pCi/L | ||||

17505 | Radiochemical | Lead-210, suspended sediment, picocuries per liter | Agree | Suspended | 14255-04-0 | Lead-210 | pCi/L | |||||

17506 | Radiochemical | Lead-210 counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 14255-04-0 | Lead-210 | pCi/L | ||||

17507 | Radiochemical | Lead-210, bed sediment, dry weight, picocuries per gram | Not checked | Dry | Bed Sediment | 14255-04-0 | Lead-210 | pCi/g | ||||

17508 | Radiochemical | Lead-210, counting error, bed sediment, dry weight, picocuries per gram | Not checked | Counting Error | Dry | Bed Sediment | 14255-04-0 | Lead-210 | pCi/g | |||

17517 | Radiochemical | Lead-212, water, unfiltered, picocuries per liter | Agree | Total | 15092-94-1 | Lead-212 | pCi/L | |||||

17518 | Radiochemical | Lead-212 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 15092-94-1 | Lead-212 | pCi/L | ||||

17519 | Radiochemical | Lead-214, water, unfiltered, picocuries per liter | Agree | Total | 15067-28-4 | Lead-214 | pCi/L | |||||

17520 | Radiochemical | Lead-214 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 15067-28-4 | Lead-214 | pCi/L | ||||

18501 | Radiochemical | Iodine-129, water, unfiltered, picocuries per liter | Agree | Total | 15046-84-1 | Iodine-129 | pCi/L | |||||

18502 | Radiochemical | Iodine-129 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 15046-84-1 | Iodine-129 | pCi/L | ||||

19501 | Radiochemical | Polonium-210, water, unfiltered, picocuries per liter | Agree | Total | 13981-52-7 | Polonium-210 | pCi/L | |||||

19503 | Radiochemical | Polonium-210, water, filtered, picocuries per liter | Agree | Dissolved | 13981-52-7 | Polonium-210 | pCi/L | |||||

19504 | Radiochemical | Polonium-210 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13981-52-7 | Polonium-210 | pCi/L | ||||

19505 | Radiochemical | Polonium-210, suspended sediment, picocuries per liter | Agree | Suspended | 13981-52-7 | Polonium-210 | pCi/L | |||||

19506 | Radiochemical | Polonium-210 counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 13981-52-7 | Polonium-210 | pCi/L | ||||

19507 | Radiochemical | Polonium-210, bed sediment, dry weight, picocuries per gram | Not checked | Dry | Bed Sediment | 13981-52-7 | Polonium-210 | pCi/g | ||||

22001 | Radiochemical | Plutonium-238, water, filtered, picocuries per liter | Agree | Dissolved | 13981-16-3 | Plutonium-238 | pCi/L | |||||

22002 | Radiochemical | Plutonium-238 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13981-16-3 | Plutonium-238 | pCi/L | ||||

22010 | Radiochemical | Plutonium-239, water, filtered, picocuries per liter | Agree | Dissolved | 15117-48-3 | Plutonium-239 | pCi/L | |||||

22011 | Radiochemical | Plutonium-239 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 15117-48-3 | Plutonium-239 | pCi/L | ||||

22012 | Radiochemical | Plutonium-238, water, unfiltered, picocuries per liter | Agree | Total | 13981-16-3 | Plutonium-238 | pCi/L | |||||

22013 | Radiochemical | Plutonium-238 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13981-16-3 | Plutonium-238 | pCi/L | ||||

22014 | Radiochemical | Plutonium-239, water, unfiltered, picocuries per liter | Agree | Total | 15117-48-3 | Plutonium-239 | pCi/L | |||||

22015 | Radiochemical | Plutonium-239 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 15117-48-3 | Plutonium-239 | pCi/L | ||||

22016 | Radiochemical | Plutonium-238, bed sediment, picocuries per gram | Not checked | Bed Sediment | 13981-16-3 | Plutonium-238 | pCi/g | |||||

22020 | Radiochemical | Beryllium-7, bed sediment smaller than 62.5 microns, dry weight, disintegrations per minute per gram | USGS use and no use by EPA | Dry | < 62.5 mm | Bed Sediment | 13966-02-4 | Beryllium-7 | dpm/g | |||

22021 | Radiochemical | Cesium-137, bed sediment smaller than 62.5 microns, dry weight, picocuries per gram | USGS use and no use by EPA | Dry | < 62.5 mm | Bed Sediment | 10045-97-3 | Cesium-137 | pCi/g | |||

22022 | Radiochemical | Lead-210, bed sediment smaller than 62.5 microns, dry weight, disintegrations per minute per gram | USGS use and no use by EPA | Dry | < 62.5 mm | Bed Sediment | 14255-04-0 | Lead-210 | dpm/g | |||

22023 | Radiochemical | Radium-226, bed sediment smaller than 62.5 microns, dry weight, disintegrations per minute per gram | USGS use and no use by EPA | Dry | < 62.5 mm | Bed Sediment | 13982-63-3 | Radium-226 | dpm/g | |||

22024 | Radiochemical | Beryllium-7, suspended sediment smaller than 62.5 microns, dry weight, disintegrations per minute per gram | USGS use and no use by EPA | Dry | < 62.5 mm | Suspended | 13966-02-4 | Beryllium-7 | dpm/g | |||

22025 | Radiochemical | Cesium-137, suspended sediment smaller than 62.5 microns, dry weight, picocuries per gram | USGS use and no use by EPA | Dry | < 62.5 mm | Suspended | 10045-97-3 | Cesium-137 | pCi/g | |||

22026 | Radiochemical | Lead-210, suspended sediment smaller than 62.5 microns, dry weight, disintegrations per minute per gram | USGS use and no use by EPA | Dry | < 62.5 mm | Suspended | 14255-04-0 | Lead-210 | dpm/g | |||

22027 | Radiochemical | Radium-226, suspended sediment smaller than 62.5 microns, dry weight, disintegrations per minute per gram | USGS use and no use by EPA | Dry | < 62.5 mm | Suspended | 13982-63-3 | Radium-226 | dpm/g | |||

22028 | Radiochemical | Radon-222, air, unfiltered, disintegrations per minute per liter | Not checked | 14859-67-7 | Radon-222 | dpm/l | ||||||

22029 | Radiochemical | Radon-222 counting error, air, unfiltered, disintegrations per minute per liter | Not checked | Counting Error | 14859-67-7 | Radon-222 | dpm/l | |||||

22030 | Radiochemical | Radon-222, water, unfiltered, disintegrations per minute per liter | Not checked | Total | 14859-67-7 | Radon-222 | dpm/l | |||||

22031 | Radiochemical | Radon-222 counting error, water, unfiltered, disintegrations per minute per liter | Not checked | Counting Error | Total | 14859-67-7 | Radon-222 | dpm/l | ||||

22032 | Radiochemical | Polonium-210 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | Not checked | 2-Sigma CSU | 13981-52-7 | pCi/L | ||||||

22033 | Radiochemical | Nickel-59, water, unfiltered, picocuries per liter | Not checked | Recoverable | 14336-70-0 | pCi/L | ||||||

22034 | Radiochemical | Nickel-59 counting error, water, unfiltered, picocuries per liter | Not checked | Recoverable | 14336-70-0 | pCi/L | ||||||

22035 | Radiochemical | Nickel-59, water, filtered, picocuries per liter | Not checked | Dissolved | 14336-70-0 | pCi/L | ||||||

22036 | Radiochemical | Nickel-59 counting error, water, filtered, picocuries per liter | Not checked | Dissolved | 14336-70-0 | pCi/L | ||||||

22037 | Radiochemical | Nickel-63, water, filtered, picocuries per liter | Not checked | Dissolved | 13981-37-8 | Nickel-63 | pCi/L | |||||

22038 | Radiochemical | Nickel-63 counting error, water, filtered, picocuries per liter | Not checked | Dissolved | 13981-37-8 | Nickel-63 | pCi/L | |||||

22039 | Radiochemical | Uranium-234/uranium-238 activity ratio, water, filtered, ratio | Not checked | Dissolved | None | |||||||

22040 | Radiochemical | Uranium-234/uranium-238 activity ratio 2-sigma combined uncertainty, water, filtered, ratio | Not checked | 2-Sigma CSU | Dissolved | None | ||||||

22041 | Radiochemical | Cesium-137, bed sediment smaller than 62.5 microns, dry weight, disintegrations per minute per gram | Not checked | Dry | < 62.5 mm | Bed Sediment | 10045-97-3 | Cesium-137 | dpm/g | |||

22150 | Radiochemical | Neptunium-237, water, unfiltered, picocuries per liter | Not checked | Recoverable | 13994-20-2 | pCi/L | ||||||

22151 | Radiochemical | Neptunium-237 counting error, water, unfiltered, picocuries per liter | Not checked | Recoverable | 13994-20-2 | pCi/L | ||||||

22383 | Radiochemical | Bismuth-214, water, unfiltered, picocuries per liter | Agree | Total | 14733-03-0 | Bismuth-214 | pCi/L | |||||

22384 | Radiochemical | Bismuth-214 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14733-03-0 | Bismuth-214 | pCi/L | ||||

22450 | Radiochemical | Americium-241, bed sediment, dry weight, picocuries per gram | Not checked | Dry | Bed Sediment | 14596-10-2 | Americium-241 | pCi/g | ||||

22501 | Radiochemical | Thorium-232, water, unfiltered, picocuries per liter | Agree | Total | 7440-29-1 | Thorium-232 | pCi/L | |||||

22502 | Radiochemical | Thorium-232 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 7440-29-1 | Thorium-232 | pCi/L | ||||

22503 | Radiochemical | Thorium/uranium isotope ratio | Agree | Total | ratio | |||||||

22505 | Radiochemical | Thorium-228, water, unfiltered, picocuries per liter | Agree | Total | 14274-82-9 | Thorium-228 | pCi/L | |||||

22601 | Radiochemical | Uranium-238, water, unfiltered, picocuries per liter | Agree | Total | 7440-61-1 | Uranium | pCi/L | |||||

22602 | Radiochemical | Uranium-238 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 7440-61-1 | Uranium | pCi/L | ||||

22603 | Radiochemical | Uranium-238, water, filtered, picocuries per liter | Agree | Dissolved | 7440-61-1 | Uranium | pCi/L | |||||

22604 | Radiochemical | Uranium-238 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 7440-61-1 | Uranium | pCi/L | ||||

22606 | Radiochemical | Uranium-234, water, unfiltered, picocuries per liter | Agree | Total | 13966-29-5 | Uranium-234 | pCi/L | |||||

22607 | Radiochemical | Uranium-234 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13966-29-5 | Uranium-234 | pCi/L | ||||

22610 | Radiochemical | Uranium-234, water, filtered, picocuries per liter | Agree | Dissolved | 13966-29-5 | Uranium-234 | pCi/L | |||||

22611 | Radiochemical | Uranium-234 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13966-29-5 | Uranium-234 | pCi/L | ||||

22612 | Radiochemical | Uranium-235, bed sediment, dry weight, picocuries per gram | Not checked | Dry | Bed Sediment | 15117-96-1 | Uranium-235 | pCi/g | ||||

22620 | Radiochemical | Uranium-235, water, filtered, picocuries per liter | Agree | Dissolved | 15117-96-1 | Uranium-235 | pCi/L | |||||

22622 | Radiochemical | Uranium-235, water, unfiltered, picocuries per liter | Agree | Total | 15117-96-1 | Uranium-235 | pCi/L | |||||

22623 | Radiochemical | Uranium counting error, water, filtered, micrograms per liter | Agree | Counting Error | Dissolved | 7440-61-1 | Uranium | ug/l | ||||

22624 | Radiochemical | Uranium counting error, water, unfiltered, micrograms per liter | Agree | Counting Error | Total | 7440-61-1 | Uranium | ug/l | ||||

22703 | Radiochemical | Uranium (natural), water, filtered, micrograms per liter | Agree | Dissolved | 7440-61-1 | Uranium | ug/l | |||||

22704 | Radiochemical | Uranium, water, unfiltered, recoverable, micrograms per liter | Not checked | Recoverable | 7440-61-1 | Uranium | ug/l | |||||

22705 | Radiochemical | Uranium (natural), suspended sediment, total, micrograms per liter | Agree | Suspended | 7440-61-1 | Uranium | ug/l | |||||

22706 | Radiochemical | Uranium, water, unfiltered, micrograms per liter as uranium(V,VI) oxide (U3O8) | Agree | Total | 7440-61-1 | Uranium | ug/L U3O8 | |||||

22707 | Radiochemical | Uranium (natural), bed sediment, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | Bed Sediment | 7440-61-1 | Uranium | mg/kg | ||||

22709 | Radiochemical | Cesium-137, solids, dry weight, picocuries per gram | Not checked | Dry | 10045-97-3 | pCi/g | ||||||

22710 | Radiochemical | Cesium-137 1-sigma precision estimate, solids, dry weight, picocuries per gram | Not checked | Dry | 10045-97-3 | pCi/g | ||||||

22711 | Radiochemical | Lead-210, solids, dry weight, disintegrations per minute per gram | Not checked | Dry | 14255-04-0 | Lead-210 | dpm/g | |||||

22712 | Radiochemical | Beryllium-7, solids, dry weight, disintegrations per minute per gram | Not checked | Dry | 13966-02-4 | Beryllium-7 | dpm/g | |||||

22713 | Radiochemical | Radium-226, solids, dry weight, disintegrations per minute per gram | Not checked | Dry | 13982-63-3 | Radium-226 | dpm/g | |||||

24501 | Radiochemical | Radium-224, water, unfiltered, picocuries per liter | Agree | Total | 13233-32-4 | Radium-224 | pCi/L | |||||

26501 | Radiochemical | Thorium-230, water, unfiltered, picocuries per liter | Agree | Total | 14269-63-7 | Thorium-230 | pCi/L | |||||

26503 | Radiochemical | Thorium-230, water, filtered, picocuries per liter | Agree | Dissolved | 14269-63-7 | Thorium-230 | pCi/L | |||||

26504 | Radiochemical | Thorium-230 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14269-63-7 | Thorium-230 | pCi/L | ||||

26505 | Radiochemical | Thorium-230, suspended sediment, picocuries per liter | Agree | Suspended | 14269-63-7 | Thorium-230 | pCi/L | |||||

26506 | Radiochemical | Thorium-230 counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 14269-63-7 | Thorium-230 | pCi/L | ||||

26507 | Radiochemical | Thorium-230, bed sediment, dry weight, picocuries per gram | Not checked | Dry | Bed Sediment | 14269-63-7 | Thorium-230 | pCi/g | ||||

26629 | Radiochemical | Thorium-228, bed sediment, dry weight, picocuries per gram | Not checked | Dry | Bed Sediment | 14274-82-9 | Thorium-228 | pCi/g | ||||

26631 | Radiochemical | Thorium-232, bed sediment, dry weight, picocuries per gram | Not checked | Dry | Bed Sediment | 7440-29-1 | Thorium-232 | pCi/g | ||||

27701 | Radiochemical | Zirconium-95, water, unfiltered, picocuries per liter | Agree | Total | 13967-71-0 | Zirconium-95 | pCi/L | |||||

27702 | Radiochemical | Zirconium-95 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13967-71-0 | Zirconium-95 | pCi/L | ||||

27801 | Radiochemical | Niobium-95, water, unfiltered, picocuries per liter | Agree | Total | 13967-76-5 | Niobium-95 | pCi/L | |||||

27802 | Radiochemical | Niobium-95 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13967-76-5 | Niobium-95 | pCi/L | ||||

27901 | Radiochemical | Ruthenium-103, water, unfiltered, picocuries per liter | Agree | Total | 13968-53-1 | Ruthenium-103 | pCi/L | |||||

27902 | Radiochemical | Ruthenium-103 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13968-53-1 | Ruthenium-103 | pCi/L | ||||

28001 | Radiochemical | Ruthenium-106, water, unfiltered, picocuries per liter | Agree | Total | 13967-48-1 | Ruthenium-106 | pCi/L | |||||

28002 | Radiochemical | Ruthenium-106 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13967-48-1 | Ruthenium-106 | pCi/L | ||||

28004 | Radiochemical | Apparent age, water, filtered, carbon-14, years before present | Agree | Dissolved | years BP | |||||||

28005 | Radiochemical | Radiocesium, water, filtered, Cs-137 curve, picocuries per liter | Not checked | Dissolved | Cesium Radionuclides | pCi/L | ||||||

28006 | Radiochemical | Radiocesium, suspended sediment, Cs-137 curve, picocuries per liter | Not checked | Suspended | Cesium Radionuclides | pCi/L | ||||||

28007 | Radiochemical | Radiocesium, water, unfiltered, Cs-137 curve, picocuries per liter | Not checked | Total | Cesium Radionuclides | pCi/L | ||||||

28008 | Radiochemical | Radioruthenium, water, filtered, Ru-106 curve, picocuries per liter | Not checked | Dissolved | Ruthenium Radionuclides | pCi/L | ||||||

28009 | Radiochemical | Radioruthenium, suspended sediment, Ru-106 curve, picocuries per liter | Not checked | Suspended | Ruthenium Radionuclides | pCi/L | ||||||

28010 | Radiochemical | Radioruthenium, water, unfiltered, Ru-106 curve, picocuries per liter | Not checked | Total | Ruthenium Radionuclides | pCi/L | ||||||

28011 | Radiochemical | Uranium (natural), water, unfiltered, micrograms per liter | Agree | Total | 7440-61-1 | Uranium | ug/l | |||||

28012 | Radiochemical | Uranium (natural), water, unfiltered, picocuries per liter | Agree | Total | 7440-61-1 | Uranium | pCi/L | |||||

28013 | Radiochemical | Uranium-234/uranium-238, water, filtered, ratio | Agree | Dissolved | ratio | |||||||

28014 | Radiochemical | Uranium-234, bed sediment, dry weight, picocuries per gram | Not checked | Dry | Bed Sediment | 13966-29-5 | Uranium-234 | pCi/g | ||||

28016 | Radiochemical | Uranium-238, bed sediment, dry weight, picocuries per gram | Not checked | Dry | Bed Sediment | Uranium | pCi/g | |||||

28301 | Radiochemical | Iodine-131, water, unfiltered, picocuries per liter | Agree | Total | 10043-66-0 | Iodine-131 | pCi/L | |||||

28302 | Radiochemical | Iodine-131 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 10043-66-0 | Iodine-131 | pCi/L | ||||

28401 | Radiochemical | Cesium-137, water, unfiltered, picocuries per liter | Agree | Total | 10045-97-3 | Cesium-137 | pCi/L | |||||

28402 | Radiochemical | Cesium-137 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 10045-97-3 | Cesium-137 | pCi/L | ||||

28403 | Radiochemical | Cesium-137, water, filtered, picocuries per liter | Agree | Dissolved | 10045-97-3 | Cesium-137 | pCi/L | |||||

28404 | Radiochemical | Cesium-137, suspended sediment, picocuries per liter | Agree | Suspended | 10045-97-3 | Cesium-137 | pCi/L | |||||

28405 | Radiochemical | Cesium-137 counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 10045-97-3 | Cesium-137 | pCi/L | ||||

28406 | Radiochemical | Cesium-137 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 10045-97-3 | Cesium-137 | pCi/L | ||||

28410 | Radiochemical | Cesium-134, water, filtered, picocuries per liter | Agree | Dissolved | 13967-70-9 | Cesium-134 | pCi/L | |||||

28411 | Radiochemical | Cesium-134 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13967-70-9 | Cesium-134 | pCi/L | ||||

28412 | Radiochemical | Cesium-134, suspended sediment, picocuries per liter | Agree | Suspended | 13967-70-9 | Cesium-134 | pCi/L | |||||

28413 | Radiochemical | Cesium-134 counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 13967-70-9 | Cesium-134 | pCi/L | ||||

28414 | Radiochemical | Cesium-134, water, unfiltered, picocuries per liter | Agree | Total | 13967-70-9 | Cesium-134 | pCi/L | |||||

28415 | Radiochemical | Cesium-134 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13967-70-9 | Cesium-134 | pCi/L | ||||

28601 | Radiochemical | Barium-140, water, unfiltered, picocuries per liter | Agree | Total | 14798-08-4 | Barium-140 | pCi/L | |||||

28602 | Radiochemical | Barium-140 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14798-08-4 | Barium-140 | pCi/L | ||||

28701 | Radiochemical | Lanthanum-140, water, unfiltered, picocuries per liter | Agree | Total | 13981-28-7 | Lanthanum-140 | pCi/L | |||||

28702 | Radiochemical | Lanthanum-140 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13981-28-7 | Lanthanum-140 | pCi/L | ||||

28801 | Radiochemical | Cerium-141, water, unfiltered, picocuries per liter | Agree | Total | 13967-74-3 | Cerium-141 | pCi/L | |||||

28802 | Radiochemical | Cerium-141 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13967-74-3 | Cerium-141 | pCi/L | ||||

28901 | Radiochemical | Cerium-144, water, unfiltered, picocuries per liter | Agree | Total | 14762-78-8 | Cerium-144 | pCi/L | |||||

28902 | Radiochemical | Cerium-144 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14762-78-8 | Cerium-144 | pCi/L | ||||

29301 | Radiochemical | Zinc-65, water, unfiltered, picocuries per liter | Agree | Total | 13982-39-3 | Zinc-65 | pCi/L | |||||

29302 | Radiochemical | Zinc-65 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13982-39-3 | Zinc-65 | pCi/L | ||||

29401 | Radiochemical | Chromium-51, water, unfiltered, picocuries per liter | Agree | Total | 14392-02-0 | Chromium-51 | pCi/L | |||||

29402 | Radiochemical | Chromium-51 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14392-02-0 | Chromium-51 | pCi/L | ||||

29501 | Radiochemical | Manganese-54, water, unfiltered, picocuries per liter | Agree | Total | 13966-31-9 | Manganese-54 | pCi/L | |||||

29502 | Radiochemical | Manganese-54 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13966-31-9 | Manganese-54 | pCi/L | ||||

29601 | Radiochemical | Cobalt-60, water, unfiltered, picocuries per liter | Agree | Total | 10198-40-0 | Cobalt-60 | pCi/L | |||||

29602 | Radiochemical | Cobalt-60 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 10198-40-0 | Cobalt-60 | pCi/L | ||||

29631 | Radiochemical | Scandium-46, water, filtered, picocuries per liter | Agree | Dissolved | 13967-63-0 | Scandium-46 | pCi/L | |||||

29632 | Radiochemical | Scandium-46 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13967-63-0 | Scandium-46 | pCi/L | ||||

29633 | Radiochemical | Scandium-46, suspended sediment, picocuries per liter | Agree | Suspended | 13967-63-0 | Scandium-46 | pCi/L | |||||

29634 | Radiochemical | Scandium-46 counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 13967-63-0 | Scandium-46 | pCi/L | ||||

29635 | Radiochemical | Scandium-46, water, unfiltered, picocuries per liter | Agree | Total | 13967-63-0 | Scandium-46 | pCi/L | |||||

29636 | Radiochemical | Scandium-46 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13967-63-0 | Scandium-46 | pCi/L | ||||

29637 | Radiochemical | Lead-210 1-sigma precision estimate, solids, dry weight, disintegrations per minute per gram | Not checked | Dry | 14255-04-0 | dpm/g | ||||||

29638 | Radiochemical | Beryllium-7 1-sigma precision estimate, solids, dry weight, disintegrations per minute per gram | Not checked | Dry | 13966-02-4 | dpm/g | ||||||

29639 | Radiochemical | Radium-226 1-sigma precision estimate, solids, dry weight, disintegrations per minute per gram | Not checked | Dry | 13982-63-3 | dpm/g | ||||||

29857 | Radiochemical | Actinium-228, water, unfiltered, picocuries per liter | Agree | Total | 14331-83-0 | Actinium-228 | pCi/L | |||||

29858 | Radiochemical | Actinium-228 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14331-83-0 | Actinium-228 | pCi/L | ||||

29859 | Radiochemical | Actinium-228, water, filtered, picocuries per liter | Agree | Dissolved | 14331-83-0 | Actinium-228 | pCi/L | |||||

29860 | Radiochemical | Actinium-228 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14331-83-0 | Actinium-228 | pCi/L | ||||

29861 | Radiochemical | Silver-108, water, unfiltered, picocuries per liter | Agree | Total | 14391-65-2 | Silver-108 | pCi/L | |||||

29862 | Radiochemical | Silver-108 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14391-65-2 | Silver-108 | pCi/L | ||||

29863 | Radiochemical | Silver-108, water, filtered, picocuries per liter | Agree | Dissolved | 14391-65-2 | Silver-108 | pCi/L | |||||

29864 | Radiochemical | Silver-108 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14391-65-2 | Silver-108 | pCi/L | ||||

29865 | Radiochemical | Americium-241, water, unfiltered, picocuries per liter | Agree | Total | 14596-10-2 | Americium-241 | pCi/L | |||||

29866 | Radiochemical | Americium-241 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14596-10-2 | Americium-241 | pCi/L | ||||

29867 | Radiochemical | Americium-241, water, filtered, picocuries per liter | Agree | Dissolved | 14596-10-2 | Americium-241 | pCi/L | |||||

29868 | Radiochemical | Americium-241 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14596-10-2 | Americium-241 | pCi/L | ||||

29869 | Radiochemical | Barium-140, water, filtered, picocuries per liter | Agree | Dissolved | 14798-08-4 | Barium-140 | pCi/L | |||||

29870 | Radiochemical | Barium-140 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14798-08-4 | Barium-140 | pCi/L | ||||

29871 | Radiochemical | Beryllium-7, water, unfiltered, picocuries per liter | Agree | Total | 13966-02-4 | Beryllium-7 | pCi/L | |||||

29872 | Radiochemical | Beryllium-7 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13966-02-4 | Beryllium-7 | pCi/L | ||||

29873 | Radiochemical | Beryllium-7, water, filtered, picocuries per liter | Agree | Dissolved | 13966-02-4 | Beryllium-7 | pCi/L | |||||

29874 | Radiochemical | Beryllium-7 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13966-02-4 | Beryllium-7 | pCi/L | ||||

29875 | Radiochemical | Bismuth-214, water, filtered, picocuries per liter | Agree | Dissolved | 14733-03-0 | Bismuth-214 | pCi/L | |||||

29876 | Radiochemical | Bismuth-214 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14733-03-0 | Bismuth-214 | pCi/L | ||||

29877 | Radiochemical | Cerium-141, water, filtered, picocuries per liter | Agree | Dissolved | 13967-74-3 | Cerium-141 | pCi/L | |||||

29878 | Radiochemical | Cerium-141 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13967-74-3 | Cerium-141 | pCi/L | ||||

29879 | Radiochemical | Curium-242, water, unfiltered, picocuries per liter | Agree | Total | 15510-73-3 | Curium-242 | pCi/L | |||||

29880 | Radiochemical | Curium-242 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 15510-73-3 | Curium-242 | pCi/L | ||||

29881 | Radiochemical | Curium-242, water, filtered, picocuries per liter | Agree | Dissolved | 15510-73-3 | Curium-242 | pCi/L | |||||

29882 | Radiochemical | Curium-242 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 15510-73-3 | Curium-242 | pCi/L | ||||

29883 | Radiochemical | Curium-244, water, unfiltered, picocuries per liter | Agree | Total | 13981-15-2 | Curium-244 | pCi/L | |||||

29884 | Radiochemical | Curium-244 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13981-15-2 | Curium-244 | pCi/L | ||||

29885 | Radiochemical | Curium-244, water, filtered, picocuries per liter | Agree | Dissolved | 13981-15-2 | Curium-244 | pCi/L | |||||

29886 | Radiochemical | Curium-244 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13981-15-2 | Curium-244 | pCi/L | ||||

29887 | Radiochemical | Cobalt-57, water, unfiltered, picocuries per liter | Agree | Total | 13981-50-5 | Cobalt-57 | pCi/L | |||||

29888 | Radiochemical | Cobalt-57 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13981-50-5 | Cobalt-57 | pCi/L | ||||

29889 | Radiochemical | Cobalt-57, water, filtered, picocuries per liter | Agree | Dissolved | 13981-50-5 | Cobalt-57 | pCi/L | |||||

29890 | Radiochemical | Cobalt-57 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13981-50-5 | Cobalt-57 | pCi/L | ||||

29891 | Radiochemical | Cobalt-58, water, unfiltered, picocuries per liter | Agree | Total | 13981-38-9 | Cobalt-58 | pCi/L | |||||

29892 | Radiochemical | Cobalt-58 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13981-38-9 | Cobalt-58 | pCi/L | ||||

29893 | Radiochemical | Cobalt-58, water, filtered, picocuries per liter | Agree | Dissolved | 13981-38-9 | Cobalt-58 | pCi/L | |||||

29894 | Radiochemical | Cobalt-58 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13981-38-9 | Cobalt-58 | pCi/L | ||||

29895 | Radiochemical | Chromium-51, water, filtered, picocuries per liter | Agree | Dissolved | 14392-02-0 | Chromium-51 | pCi/L | |||||

29896 | Radiochemical | Chromium-51 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14392-02-0 | Chromium-51 | pCi/L | ||||

29897 | Radiochemical | Cesium-144, water, unfiltered, picocuries per liter | Agree | Total | 15701-05-0 | pCi/L | ||||||

29898 | Radiochemical | Cesium-144 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 15701-05-0 | pCi/L | |||||

29899 | Radiochemical | Cesium-144, water, filtered, picocuries per liter | Agree | Dissolved | 15701-05-0 | pCi/L | ||||||

29900 | Radiochemical | Cesium-144 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 15701-05-0 | pCi/L | |||||

29901 | Radiochemical | Europium-155, water, unfiltered, picocuries per liter | Agree | Total | 14391-16-3 | Europium-155 | pCi/L | |||||

29902 | Radiochemical | Europium-155 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14391-16-3 | Europium-155 | pCi/L | ||||

29903 | Radiochemical | Europium-155, water, filtered, picocuries per liter | Agree | Dissolved | 14391-16-3 | Europium-155 | pCi/L | |||||

29904 | Radiochemical | Europium-155 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14391-16-3 | Europium-155 | pCi/L | ||||

29905 | Radiochemical | Hafnium-175, water, unfiltered, picocuries per liter | Agree | Total | 15750-13-7 | Hafnium-175 | pCi/L | |||||

29906 | Radiochemical | Hafnium-175 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 15750-13-7 | Hafnium-175 | pCi/L | ||||

29907 | Radiochemical | Hafnium-175, water, filtered, picocuries per liter | Agree | Dissolved | 15750-13-7 | Hafnium-175 | pCi/L | |||||

29908 | Radiochemical | Hafnium-175 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 15750-13-7 | Hafnium-175 | pCi/L | ||||

29909 | Radiochemical | Hafnium-181, water, unfiltered, picocuries per liter | Agree | Total | 14900-21-1 | Hafnium-181 | pCi/L | |||||

29910 | Radiochemical | Hafnium-181 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14900-21-1 | Hafnium-181 | pCi/L | ||||

29911 | Radiochemical | Hafnium-181, water, filtered, picocuries per liter | Agree | Dissolved | 14900-21-1 | Hafnium-181 | pCi/L | |||||

29912 | Radiochemical | Hafnium-181 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14900-21-1 | Hafnium-181 | pCi/L | ||||

29913 | Radiochemical | Iodine-129, water, filtered, picocuries per liter | Agree | Dissolved | 15046-84-1 | Iodine-129 | pCi/L | |||||

29914 | Radiochemical | Iodine-129 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 15046-84-1 | Iodine-129 | pCi/L | ||||

29915 | Radiochemical | Iodine-131, water, filtered, picocuries per liter | Agree | Dissolved | 10043-66-0 | Iodine-131 | pCi/L | |||||

29916 | Radiochemical | Iodine-131 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 10043-66-0 | Iodine-131 | pCi/L | ||||

29917 | Radiochemical | Iodine-133, water, unfiltered, picocuries per liter | Agree | Total | 14834-67-4 | Iodine-133 | pCi/L | |||||

29918 | Radiochemical | Iodine-133 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14834-67-4 | Iodine-133 | pCi/L | ||||

29919 | Radiochemical | Iodine-133, water, filtered, picocuries per liter | Agree | Dissolved | 14834-67-4 | Iodine-133 | pCi/L | |||||

29920 | Radiochemical | Iodine-133 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14834-67-4 | Iodine-133 | pCi/L | ||||

29921 | Radiochemical | Lanthanum-140, water, filtered, picocuries per liter | Agree | Dissolved | 13981-28-7 | Lanthanum-140 | pCi/L | |||||

29922 | Radiochemical | Lanthanum-140 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13981-28-7 | Lanthanum-140 | pCi/L | ||||

29923 | Radiochemical | Molybdenum-95, water, unfiltered, picocuries per liter | Agree | Total | 14392-17-7 | pCi/L | ||||||

29924 | Radiochemical | Molybdenum-95 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14392-17-7 | pCi/L | |||||

29925 | Radiochemical | Molybdenum-95, water, filtered, picocuries per liter | Agree | Dissolved | 14392-17-7 | pCi/L | ||||||

29926 | Radiochemical | Molybdenum-95 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14392-17-7 | pCi/L | |||||

29927 | Radiochemical | Molybdenum-99, water, unfiltered, picocuries per liter | Agree | Total | 14119-15-4 | Molybdenum-99 | pCi/L | |||||

29928 | Radiochemical | Molybdenum-99 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14119-15-4 | Molybdenum-99 | pCi/L | ||||

29929 | Radiochemical | Molybdenum-99, water, filtered, picocuries per liter | Agree | Dissolved | 14119-15-4 | Molybdenum-99 | pCi/L | |||||

29930 | Radiochemical | Molybdenum-99 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14119-15-4 | Molybdenum-99 | pCi/L | ||||

29931 | Radiochemical | Sodium-24, water, unfiltered, picocuries per liter | Agree | Total | 13982-04-2 | Sodium-24 | pCi/L | |||||

29932 | Radiochemical | Sodium-24 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13982-04-2 | Sodium-24 | pCi/L | ||||

29933 | Radiochemical | Sodium-24, water, filtered, picocuries per liter | Agree | Dissolved | 13982-04-2 | Sodium-24 | pCi/L | |||||

29934 | Radiochemical | Sodium-24 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13982-04-2 | Sodium-24 | pCi/L | ||||

29935 | Radiochemical | Niobium-95, water, filtered, picocuries per liter | Agree | Dissolved | 13967-76-5 | Niobium-95 | pCi/L | |||||

29936 | Radiochemical | Niobium-95 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13967-76-5 | Niobium-95 | pCi/L | ||||

29937 | Radiochemical | Neodymium-147, water, unfiltered, picocuries per liter | Agree | Total | 14269-74-0 | Neodymium-147 | pCi/L | |||||

29938 | Radiochemical | Neodymium-147 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14269-74-0 | Neodymium-147 | pCi/L | ||||

29939 | Radiochemical | Neodymium-147, water, filtered, picocuries per liter | Agree | Dissolved | 14269-74-0 | Neodymium-147 | pCi/L | |||||

29940 | Radiochemical | Neodymium-147 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14269-74-0 | Neodymium-147 | pCi/L | ||||

29941 | Radiochemical | Neptunium-239, water, unfiltered, picocuries per liter | Agree | Total | 13968-59-7 | Neptunium-239 | pCi/L | |||||

29942 | Radiochemical | Neptunium-239 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13968-59-7 | Neptunium-239 | pCi/L | ||||

29943 | Radiochemical | Neptunium-239, water, filtered, picocuries per liter | Agree | Dissolved | 13968-59-7 | Neptunium-239 | pCi/L | |||||

29944 | Radiochemical | Neptunium-239 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13968-59-7 | Neptunium-239 | pCi/L | ||||

29945 | Radiochemical | Lead-212, water, filtered, picocuries per liter | Agree | Dissolved | 15092-94-1 | Lead-212 | pCi/L | |||||

29946 | Radiochemical | Lead-212 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 15092-94-1 | Lead-212 | pCi/L | ||||

29947 | Radiochemical | Lead-214, water, filtered, picocuries per liter | Agree | Dissolved | 15067-28-4 | Lead-214 | pCi/L | |||||

29948 | Radiochemical | Lead-214 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 15067-28-4 | Lead-214 | pCi/L | ||||

29949 | Radiochemical | Plutonium-239/plutonium-240 activity ratio, water, unfiltered, ratio | Agree | Total | None | |||||||

29950 | Radiochemical | Plutonium-239/plutonium-240 activity ratio counting error, water, unfiltered, ratio | Agree | Counting Error | Total | None | ||||||

29951 | Radiochemical | Plutonium-239/plutonium-240 activity ratio, water, filtered, ratio | Agree | Dissolved | None | |||||||

29952 | Radiochemical | Plutonium-239/plutonium-240 activity ratio counting error, water, filtered, ratio | Agree | Counting Error | Dissolved | None | ||||||

29953 | Radiochemical | Ruthenium-103, water, filtered, picocuries per liter | Agree | Dissolved | 13968-53-1 | Ruthenium-103 | pCi/L | |||||

29954 | Radiochemical | Ruthenium-103 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13968-53-1 | Ruthenium-103 | pCi/L | ||||

29955 | Radiochemical | Antimony-124, water, unfiltered, picocuries per liter | Agree | Total | 14683-10-4 | Antimony-124 | pCi/L | |||||

29956 | Radiochemical | Antimony-124 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14683-10-4 | Antimony-124 | pCi/L | ||||

29957 | Radiochemical | Antimony-124, water, filtered, picocuries per liter | Agree | Dissolved | 14683-10-4 | Antimony-124 | pCi/L | |||||

29958 | Radiochemical | Antimony-124 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14683-10-4 | Antimony-124 | pCi/L | ||||

29959 | Radiochemical | Antimony-125, water, unfiltered, picocuries per liter | Agree | Total | 14234-35-6 | Antimony-125 | pCi/L | |||||

29960 | Radiochemical | Antimony-125 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14234-35-6 | Antimony-125 | pCi/L | ||||

29961 | Radiochemical | Antimony-125, water, filtered, picocuries per liter | Agree | Dissolved | 14234-35-6 | Antimony-125 | pCi/L | |||||

29962 | Radiochemical | Antimony-125 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14234-35-6 | Antimony-125 | pCi/L | ||||

29963 | Radiochemical | Strontium-91, water, unfiltered, picocuries per liter | Agree | Total | 14331-91-0 | Strontium-91 | pCi/L | |||||

29964 | Radiochemical | Strontium-91 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14331-91-0 | Strontium-91 | pCi/L | ||||

29965 | Radiochemical | Strontium-91, water, filtered, picocuries per liter | Agree | Dissolved | 14331-91-0 | Strontium-91 | pCi/L | |||||

29966 | Radiochemical | Strontium-91 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14331-91-0 | Strontium-91 | pCi/L | ||||

29967 | Radiochemical | Technetium-99, water, unfiltered, picocuries per liter | Agree | Total | 14133-76-7 | Technetium-99 | pCi/L | |||||

29968 | Radiochemical | Technetium-99 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14133-76-7 | Technetium-99 | pCi/L | ||||

29969 | Radiochemical | Technetium-99, water, filtered, picocuries per liter | Agree | Dissolved | 14133-76-7 | Technetium-99 | pCi/L | |||||

29970 | Radiochemical | Technetium-99 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14133-76-7 | Technetium-99 | pCi/L | ||||

29971 | Radiochemical | Tellurium-128, water, unfiltered, picocuries per liter | Agree | Total | 14390-75-1 | pCi/L | ||||||

29972 | Radiochemical | Tellurium-128 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14390-75-1 | pCi/L | |||||

29973 | Radiochemical | Tellurium-128, water, filtered, picocuries per liter | Agree | Dissolved | 14390-75-1 | pCi/L | ||||||

29974 | Radiochemical | Tellurium-128 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14390-75-1 | pCi/L | |||||

29975 | Radiochemical | Tellurium-132, water, unfiltered, picocuries per liter | Agree | Total | 14234-28-7 | Tellurium-132 | pCi/L | |||||

29976 | Radiochemical | Tellurium-132 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14234-28-7 | Tellurium-132 | pCi/L | ||||

29977 | Radiochemical | Tellurium-132, water, filtered, picocuries per liter | Agree | Dissolved | 14234-28-7 | Tellurium-132 | pCi/L | |||||

29978 | Radiochemical | Tellurium-132 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14234-28-7 | Tellurium-132 | pCi/L | ||||

29979 | Radiochemical | Thallium-208, water, unfiltered, picocuries per liter | Agree | Total | 14913-50-9 | Thallium-208 | pCi/L | |||||

29980 | Radiochemical | Thallium-208 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14913-50-9 | Thallium-208 | pCi/L | ||||

29981 | Radiochemical | Thallium-208, water, filtered, picocuries per liter | Agree | Dissolved | 14913-50-9 | Thallium-208 | pCi/L | |||||

29982 | Radiochemical | Thallium-208 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14913-50-9 | Thallium-208 | pCi/L | ||||

29983 | Radiochemical | Xenon-135, water, unfiltered, picocuries per liter | Agree | Total | 14995-62-1 | Xenon-135 | pCi/L | |||||

29984 | Radiochemical | Xenon-135 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14995-62-1 | Xenon-135 | pCi/L | ||||

29985 | Radiochemical | Xenon-135, water, filtered, picocuries per liter | Agree | Dissolved | 14995-62-1 | Xenon-135 | pCi/L | |||||

29986 | Radiochemical | Xenon-135 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14995-62-1 | Xenon-135 | pCi/L | ||||

29987 | Radiochemical | Yttrium-91 (metastable), water, unfiltered, picocuries per liter | Agree | Total | 14234-24-3 | Yttrium-91 | pCi/L | |||||

29988 | Radiochemical | Yttrium-91 (metastable) counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14234-24-3 | Yttrium-91 | pCi/L | ||||

29989 | Radiochemical | Yttrium-91 (metastable), water, filtered, picocuries per liter | Agree | Dissolved | 14234-24-3 | Yttrium-91 | pCi/L | |||||

29990 | Radiochemical | Yttrium-91 (metastable) counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 14234-24-3 | Yttrium-91 | pCi/L | ||||

29991 | Radiochemical | Zirconium-95, water, filtered, picocuries per liter | Agree | Dissolved | 13967-71-0 | Zirconium-95 | pCi/L | |||||

29992 | Radiochemical | Zirconium-95 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13967-71-0 | Zirconium-95 | pCi/L | ||||

30312 | Radiochemical | Thorium, bed sediment, dry weight, milligrams per kilogram | Not agree | Dry | Bed Sediment | 7440-29-1 | Thorium-232 | mg/kg | ||||

30313 | Radiochemical | Thorium, suspended sediment, total digestion, dry weight, milligrams per kilogram | Not agree | Dry | Suspended | 7440-29-1 | Thorium-232 | mg/kg | ||||

30320 | Radiochemical | Uranium, bed sediment, dry weight, milligrams per kilogram | Not agree | Dry | Bed Sediment | 7440-61-1 | Uranium | mg/kg | ||||

30321 | Radiochemical | Uranium, suspended sediment, total digestion, dry weight, milligrams per kilogram | Not agree | Dry | Suspended | 7440-61-1 | Uranium | mg/kg | ||||

34980 | Radiochemical | Thorium, bed sediment smaller than 62.5 microns, wet sieved, field, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | < 62.5 microns | Bed Sediment | 7440-29-1 | Thorium-232 | mg/kg | |||

34981 | Radiochemical | Thorium, bed sediment smaller than 177 microns, wet sieved, field, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | < 177 microns | Bed Sediment | 7440-29-1 | Thorium-232 | mg/kg | |||

34982 | Radiochemical | Thorium, bed sediment smaller than 62.5 microns, dry sieved, laboratory, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | < 62.5 microns | Bed Sediment | 7440-29-1 | Thorium-232 | mg/kg | |||

34983 | Radiochemical | Thorium, suspended sediment smaller than 62.5 microns, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | < 62.5 microns | Suspended | 7440-29-1 | Thorium-232 | mg/kg | |||

34984 | Radiochemical | Thorium, suspended sediment larger than 62.5 microns, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | > 62.5 microns | Suspended | 7440-29-1 | Thorium-232 | mg/kg | |||

35000 | Radiochemical | Uranium, bed sediment smaller than 62.5 microns, wet sieved, field, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | < 62.5 microns | Bed Sediment | 7440-61-1 | Uranium | mg/kg | |||

35001 | Radiochemical | Uranium, bed sediment smaller than 177 microns, wet sieved, field, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | < 177 microns | Bed Sediment | 7440-61-1 | Uranium | mg/kg | |||

35002 | Radiochemical | Uranium, bed sediment smaller than 62.5 microns, dry sieved, laboratory, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | < 62.5 microns | Bed Sediment | 7440-61-1 | Uranium | mg/kg | |||

35003 | Radiochemical | Uranium, suspended sediment smaller than 62.5 microns, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | < 62.5 microns | Suspended | 7440-61-1 | Uranium | mg/kg | |||

35004 | Radiochemical | Uranium, suspended sediment larger than 62.5 microns, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | > 62.5 microns | Suspended | 7440-61-1 | Uranium | mg/kg | |||

35043 | Radiochemical | Thorium, suspended sediment, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | Suspended | 7440-29-1 | Thorium-232 | mg/kg | ||||

35046 | Radiochemical | Uranium, suspended sediment, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | Suspended | 7440-61-1 | Uranium | mg/kg | ||||

49256 | Radiochemical | Thorium, biota, tissue, recoverable, dry weight, milligrams per kilogram | Agree | Dry | Recoverable | 7440-29-1 | Thorium-232 | mg/kg | ||||

49257 | Radiochemical | Uranium, biota, tissue, recoverable, dry weight, milligrams per kilogram | Agree | Dry | Recoverable | 7440-61-1 | Uranium | mg/kg | ||||

49290 | Radiochemical | Gross alpha radioactivity, water, filtered, Am-241 curve, picocuries per liter | Not checked | Dissolved | 12587-46-1 | Alpha particle | pCi/L | |||||

49469 | Radiochemical | Gross beta radioactivity counting error, water, unfiltered, Cs-137 curve, picocuries per liter | Agree | Counting Error | Total | 12587-47-2 | Beta particle | pCi/L | ||||

49470 | Radiochemical | Gross alpha radioactivity, water, unfiltered, Pu-239 curve, picocuries per liter | Agree | Total | 12587-46-1 | Alpha particle | pCi/L | |||||

49471 | Radiochemical | Gross alpha radioactivity counting error, water, unfiltered, Pu-239 curve, picocuries per liter | Agree | Counting Error | Total | 12587-46-1 | Alpha particle | pCi/L | ||||

49472 | Radiochemical | Bismuth-212, water, unfiltered, picocuries per liter | Agree | Total | 14913-49-6 | Bismuth-212 | pCi/L | |||||

49473 | Radiochemical | Bismuth-212 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14913-49-6 | Bismuth-212 | pCi/L | ||||

49474 | Radiochemical | Plutonium-239 plus plutonium-240 counting error, water, unfiltered, picocuries per liter | Not checked | Counting Error | Total | Plutonium-239 and Plutonium-240 combined | pCi/L | |||||

49475 | Radiochemical | Plutonium-239 plus plutonium-240, water, unfiltered, picocuries per liter | Not checked | Total | Plutonium-239 and Plutonium-240 combined | pCi/L | ||||||

49476 | Radiochemical | Europium-152, water, unfiltered, picocuries per liter | Agree | Total | 14683-23-9 | Europium-152 | pCi/L | |||||

49477 | Radiochemical | Europium-152 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14683-23-9 | Europium-152 | pCi/L | ||||

49478 | Radiochemical | Plutonium-239 plus plutonium-240, water, filtered, picocuries per liter | Not checked | Dissolved | Plutonium-239 and Plutonium-240 combined | pCi/L | ||||||

49479 | Radiochemical | Plutonium-239 plus plutonium-240 counting error, water, filtered, picocuries per liter | Not checked | Counting Error | Dissolved | Plutonium-239 and Plutonium-240 combined | pCi/L | |||||

49480 | Radiochemical | Nickel-63, water, unfiltered, picocuries per liter | Agree | Total | 13981-37-8 | Nickel-63 | pCi/L | |||||

49481 | Radiochemical | Nickel-63 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13981-37-8 | Nickel-63 | pCi/L | ||||

49482 | Radiochemical | Chlorine-36, water, unfiltered, picocuries per liter | Agree | Total | 13981-43-6 | Chlorine-36 | pCi/L | |||||

49483 | Radiochemical | Chlorine-36 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13981-43-6 | Chlorine-36 | pCi/L | ||||

49484 | Radiochemical | Plutonium-239 plus plutonium-240 counting error, suspended sediment, picocuries per liter | Not checked | Counting Error | Suspended | Plutonium-239 and Plutonium-240 combined | pCi/L | |||||

49485 | Radiochemical | Plutonium-239 plus plutonium-240, suspended sediment, picocuries per liter | Not checked | Suspended | Plutonium-239 and Plutonium-240 combined | pCi/L | ||||||

49486 | Radiochemical | Plutonium-238 counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 13981-16-3 | Plutonium-238 | pCi/L | ||||

49487 | Radiochemical | Plutonium-238, suspended sediment, picocuries per liter | Agree | Suspended | 13981-16-3 | Plutonium-238 | pCi/L | |||||

49933 | Radiochemical | Carbon-14, water, filtered, percent modern | Agree | Dissolved | 14762-75-5 | Carbon-14 | pct modern | |||||

49934 | Radiochemical | Carbon-14 counting error, water, filtered, percent modern | Agree | Counting Error | Dissolved | 14762-75-5 | Carbon-14 | pct modern | ||||

49935 | Radiochemical | Carbon-14 counting error, rock, percent modern | Agree | Counting Error | 14762-75-5 | Carbon-14 | pct modern | |||||

49936 | Radiochemical | Carbon-14, rock, percent modern | Agree | 14762-75-5 | Carbon-14 | pct modern | ||||||

49937 | Radiochemical | Gamma radioactivity scan 2-sigma combined uncertainty, water, filtered, picocuries per liter | Agree | 2-Sigma CSU | Dissolved | Gamma radiation | pCi/L | |||||

49938 | Radiochemical | Gamma radioactivity scan, water, filtered, picocuries per liter | Agree | Dissolved | Gamma radiation | pCi/L | ||||||

49939 | Radiochemical | Plutonium-238 2-sigma combined uncertainty, water, filtered, picocuries per liter | Agree | 2-Sigma CSU | Dissolved | 13981-16-3 | Plutonium-238 | pCi/L | ||||

49940 | Radiochemical | Plutonium-239 plus plutonium-240, water, filtered, picocuries per liter | Not checked | Dissolved | Plutonium-239 and Plutonium-240 combined | pCi/L | ||||||

49941 | Radiochemical | Plutonium-239 plus plutonium-240 2-sigma combined uncertainty, water, filtered, picocuries per liter | Not checked | 2-Sigma CSU | Dissolved | Plutonium-239 and Plutonium-240 combined | pCi/L | |||||

49942 | Radiochemical | Americium-241 2-sigma combined uncertainty, water, filtered, picocuries per liter | Agree | 2-Sigma CSU | Dissolved | 14596-10-2 | Americium-241 | pCi/L | ||||

49943 | Radiochemical | Tritium 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | Agree | 2-Sigma CSU | Total | 10028-17-8 | Tritium | pCi/L | ||||

49944 | Radiochemical | Gross alpha radioactivity, bed sediment, natural uranium curve, dry weight, milligrams per kilogram | Agree | Dry | Bed Sediment | 12587-46-1 | Alpha particle | mg/kg | ||||

49945 | Radiochemical | Gross alpha radioactivity 2-sigma combined uncertainty, bed sediment, natural uranium curve, dry weight, milligrams per kilogram | Agree | 2-Sigma CSU | Dry | Bed Sediment | 12587-46-1 | Alpha particle | mg/kg | |||

49946 | Radiochemical | Gross alpha radioactivity, suspended sediment, natural uranium curve, dry weight, milligrams per kilogram | Agree | Dry | Suspended | 12587-46-1 | Alpha particle | mg/kg | ||||

49947 | Radiochemical | Gross alpha radioactivity 2-sigma combined uncertainty, suspended sediment, natural uranium curve, dry weight, milligrams per kilogram | Agree | 2-Sigma CSU | Dry | Suspended | 12587-46-1 | Alpha particle | mg/kg | |||

49960 | Radiochemical | Gross alpha radioactivity, suspended sediment, Th-230 curve, dry weight, picocuries per gram | Agree | Dry | Suspended | 12587-46-1 | Alpha particle | pCi/g | ||||

49961 | Radiochemical | Gross alpha radioactivity 2-sigma combined uncertainty, suspended sediment, Th-230 curve, dry weight, picocuries per gram | Agree | 2-Sigma CSU | Dry | Suspended | 12587-46-1 | Alpha particle | pCi/g | |||

49962 | Radiochemical | Gross beta radioactivity, bed sediment, Cs-137 curve, dry weight, picocuries per gram | Agree | Dry | Bed Sediment | 12587-47-2 | Beta particle | pCi/g | ||||

49963 | Radiochemical | Gross beta radioactivity 2-sigma combined uncertainty, bed sediment, Cs-137 curve, dry weight, picocuries per gram | Agree | 2-Sigma CSU | Dry | Bed Sediment | 12587-47-2 | Beta particle | pCi/g | |||

49964 | Radiochemical | Gross beta radioactivity, suspended sediment, Cs-137 curve, dry weight, picocuries per gram | Agree | Dry | Suspended | 12587-47-2 | Beta particle | pCi/g | ||||

49965 | Radiochemical | Gross beta radioactivity 2-sigma combined uncertainty, suspended sediment, Cs-137 curve, dry weight, picocuries per gram | Agree | 2-Sigma CSU | Dry | Suspended | 12587-47-2 | Beta particle | pCi/g | |||

49966 | Radiochemical | Gross beta radioactivity, suspended sediment, Sr-89/90 curve, dry weight, picocuries per gram | Agree | Dry | Suspended | 12587-47-2 | Beta particle | pCi/g | ||||

49967 | Radiochemical | Gross beta radioactivity 2-sigma combined uncertainty, suspended sediment, Sr-89/90 curve, dry weight, picocuries per gram | Agree | 2-Sigma CSU | Dry | Suspended | 12587-47-2 | Beta particle | pCi/g | |||

49968 | Radiochemical | Gamma radioactivity scan 2-sigma combined uncertainty, bed sediment, dry weight, picocuries per gram | Agree | 2-Sigma CSU | Dry | Bed Sediment | Gamma radiation | pCi/g | ||||

49969 | Radiochemical | Gamma radioactivity scan, bed sediment, dry weight, picocuries per gram | Agree | Dry | Bed Sediment | Gamma radiation | pCi/g | |||||

49970 | Radiochemical | Gamma radioactivity scan, suspended sediment, dry weight, picocuries per gram | Agree | Dry | Suspended | Gamma radiation | pCi/g | |||||

49971 | Radiochemical | Gamma radioactivity scan 2-sigma combined uncertainty, suspended sediment, dry weight, picocuries per gram | Agree | 2-Sigma CSU | Dry | Suspended | Gamma radiation | pCi/g | ||||

49972 | Radiochemical | Radium-226, bed sediment, dry weight, picocuries per gram | Agree | Dry | Bed Sediment | 13982-63-3 | Radium-226 | pCi/g | ||||

49973 | Radiochemical | Radium-226 2-sigma combined uncertainty, bed sediment, dry weight, picocuries per gram | Agree | 2-Sigma CSU | Dry | Bed Sediment | 13982-63-3 | Radium-226 | pCi/g | |||

49974 | Radiochemical | Plutonium-238, suspended sediment, dry weight, picocuries per gram | Agree | Dry | Suspended | 13981-16-3 | Plutonium-238 | pCi/g | ||||

49975 | Radiochemical | Plutonium-238 2-sigma combined uncertainty, suspended sediment, dry weight, picocuries per gram | Agree | 2-Sigma CSU | Dry | Suspended | 13981-16-3 | Plutonium-238 | pCi/g | |||

49976 | Radiochemical | Plutonium-239 plus plutonium-240, suspended sediment, dry weight, picocuries per gram | Agree | Dry | Suspended | Plutonium-239 and Plutonium-240 combined | pCi/g | |||||

49977 | Radiochemical | Plutonium-239 plus plutonium-240 2-sigma combined uncertainty, suspended sediment, dry weight, picocuries per gram | Agree | 2-Sigma CSU | Dry | Suspended | Plutonium-239 and Plutonium-240 combined | pCi/g | ||||

49978 | Radiochemical | Cesium-137, bed sediment, dry weight, picocuries per gram | Agree | Dry | Bed Sediment | 10045-97-3 | Cesium-137 | pCi/g | ||||

49979 | Radiochemical | Cesium-137 2-sigma combined uncertainty, bed sediment, dry weight, picocuries per gram | Agree | 2-Sigma CSU | Dry | Bed Sediment | 10045-97-3 | Cesium-137 | pCi/g | |||

49980 | Radiochemical | Americium-241, suspended sediment, dry weight, picocuries per gram | Agree | Dry | Suspended | 14596-10-2 | Americium-241 | pCi/g | ||||

49981 | Radiochemical | Americium-241 2-sigma combined uncertainty, suspended sediment, dry weight, picocuries per gram | Agree | 2-Sigma CSU | Dry | Suspended | 14596-10-2 | Americium-241 | pCi/g | |||

50420 | Radiochemical | Plutonium-239 plus plutonium-240, bed sediment, dry weight, picocuries per gram | Agree | Dry | Bed Sediment | Plutonium-239 and Plutonium-240 combined | pCi/g | |||||

50421 | Radiochemical | Plutonium-239 plus plutonium-240 2-sigma combined uncertainty, bed sediment, dry weight, picocuries per gram | Agree | 2-Sigma CSU | Dry | Bed Sediment | Plutonium-239 and Plutonium-240 combined | pCi/g | ||||

50422 | Radiochemical | Plutonium-238 2-sigma combined uncertainty, bed sediment, dry weight, picocuries per gram | Agree | 2-Sigma CSU | Dry | Bed Sediment | 13981-16-3 | Plutonium-238 | pCi/g | |||

50423 | Radiochemical | Plutonium-238, bed sediment, dry weight, picocuries per gram | Agree | Dry | Bed Sediment | 13981-16-3 | Plutonium-238 | pCi/g | ||||

50833 | Radiochemical | Radium-224, water, filtered, picocuries per liter | Agree | Dissolved | 13233-32-4 | Radium-224 | pCi/L | |||||

50834 | Radiochemical | Radium-224 2-sigma combined uncertainty, water, filtered, picocuries per liter | Agree | 2-Sigma CSU | Dissolved | 13233-32-4 | Radium-224 | pCi/L | ||||

50835 | Radiochemical | Radium-224, water, unfiltered, picocuries per liter | Agree | Total | 13233-32-4 | Radium-224 | pCi/L | |||||

50836 | Radiochemical | Radium-224 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | Agree | 2-Sigma CSU | Total | 13233-32-4 | Radium-224 | pCi/L | ||||

50837 | Radiochemical | Radium-226, water, filtered, gamma count, picocuries per liter | Agree | Dissolved | 13982-63-3 | Radium-226 | pCi/L | |||||

50838 | Radiochemical | Radium-226, water, unfiltered, gamma count, picocuries per liter | Agree | Total | 13982-63-3 | Radium-226 | pCi/L | |||||

50839 | Radiochemical | Radium-228, water, unfiltered, gamma count, picocuries per liter | Agree | Total | 15262-20-1 | Radium-228 | pCi/L | |||||

50840 | Radiochemical | Radium-228 2-sigma combined uncertainty, water, unfiltered, gamma count, picocuries per liter | Agree | 2-Sigma CSU | Total | 15262-20-1 | Radium-228 | pCi/L | ||||

50911 | Radiochemical | Radium-226 2-sigma combined uncertainty, water, filtered, gamma count, picocuries per liter | Agree | 2-Sigma CSU | Dissolved | 13982-63-3 | Radium-226 | pCi/L | ||||

50912 | Radiochemical | Radium-226 2-sigma combined uncertainty, water, unfiltered, gamma count, picocuries per liter | Agree | 2-Sigma CSU | Total | 13982-63-3 | Radium-226 | pCi/L | ||||

51170 | Radiochemical | Uranium, soil, field, x-ray fluorescence screening method, parts per million | Not checked | 7440-61-1 | Uranium | ppm | ||||||

51172 | Radiochemical | Thorium, soil, field, x-ray fluorescence screening method, parts per million | Not checked | 7440-29-1 | Thorium-232 | ppm | ||||||

51396 | Radiochemical | Thorium, bed sediment smaller than 150 um, dry sieved, lab, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | <150 um | Bed Sediment | 7440-29-1 | mg/kg | ||||

51399 | Radiochemical | Uranium, bed sediment smaller than 150 um, dry sieved, lab, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | <150 um | Bed Sediment | 7440-61-1 | Uranium | mg/kg | |||

51752 | Radiochemical | Uranium, soil, recoverable, wet weight, micrograms per kilogram | Not checked | Wet | Recoverable | 7440-61-1 | Uranium | ug/kg | ||||

52385 | Radiochemical | Uranium, bed sediment smaller than 250 microns, dry sieved, laboratory, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | < 2 mm | Bed Sediment | 7440-61-1 | mg/kg | ||||

53646 | Radiochemical | Uranium, bed sediment smaller than 2 millimeters, wet sieved (native water), total digestion, dry weight, milligrams per kilogram | Not checked | Dry | < 2 mm | Bed Sediment | 7440-61-1 | mg/kg | ||||

53672 | Radiochemical | Uranium, bed sediment, recoverable, dry weight, milligrams per kilogram | Not checked | Dry | Bed Sediment | 7440-61-1 | mg/kg | |||||

53719 | Radiochemical | Uranium, bed sediment, 0.25 M hydroxylamine hydrochloride acid extracted, recoverable, dry weight, milligrams per kilogram | Not checked | Dry | Bed Sediment | 7440-61-1 | mg/kg | |||||

53956 | Radiochemical | Radium-228, borehole cuttings, dry weight, becquerels per gram | Not checked | 15262-20-1 | bq/g | |||||||

53957 | Radiochemical | Chlorine-36, water, filtered, picocuries per liter | Not checked | Dissolved | 13981-43-6 | pCi/L | ||||||

53958 | Radiochemical | Chlorine-36 counting error, water, filtered, picocuries per liter | Not checked | Dissolved | 13981-43-6 | pCi/L | ||||||

61053 | Radiochemical | Uranium, bed sediment smaller than 2 millimeters, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | < 2 mm | Bed Sediment | 7440-61-1 | Uranium | mg/kg | |||

61220 | Radiochemical | Gross beta radioactivity counting error, water, unfiltered, Sr-90/Y-90 curve, picocuries per liter | Agree | Counting Error | pCi/L | |||||||

61722 | Radiochemical | Thorium, bed sediment smaller than 2 millimeters, wet sieved (native water), total digestion, dry weight, milligrams per kilogram | Agree | Dry | < 2 mm | Bed Sediment | 7440-29-1 | Thorium-232 | mg/kg | |||

61738 | Radiochemical | Thorium-228, water, filtered, picocuries per liter | Agree | Dissolved | 14274-82-9 | Thorium-228 | pCi/L | |||||

61739 | Radiochemical | Thorium-228 2-sigma combined uncertainty, water, filtered, picocuries per liter | Agree | 2-Sigma CSU | Dissolved | 14274-82-9 | Thorium-228 | pCi/L | ||||

61949 | Radiochemical | Plutonium-238 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | Total | 13981-16-3 | Plutonium-238 | pCi/L | ||||

61950 | Radiochemical | Plutonium-239 plus plutonium-240 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | Total | Plutonium-239 and Plutonium-240 combined | pCi/L | |||||

62159 | Radiochemical | Americium-241 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | Total | 14596-10-2 | Americium-241 | pCi/L | ||||

62160 | Radiochemical | Lead-210 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | Total | 14255-04-0 | Lead-210 | pCi/L | ||||

62161 | Radiochemical | Radium-226 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | Total | 13982-63-3 | Radium-226 | pCi/L | ||||

62162 | Radiochemical | Radium-228 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | Total | 15262-20-1 | Radium-228 | pCi/L | ||||

62163 | Radiochemical | Strontium-90 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | Total | 10098-97-2 | Strontium-90 | pCi/L | ||||

62164 | Radiochemical | Gross gamma radioactivity, water, unfiltered, picocuries per liter | USGS use and no use by EPA | Total | Gamma radiation | pCi/L | ||||||

62165 | Radiochemical | Gross gamma radioactivity 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | Total | Gamma radiation | pCi/L | |||||

62487 | Radiochemical | Lead-210, sediment, dry weight, becquerels per gram | USGS use and no use by EPA | Dry | 14255-04-0 | Lead-210 | bq/g | |||||

62488 | Radiochemical | Lead-210 1-sigma precision estimate, sediment, dry weight, becquerels per gram | USGS use and no use by EPA | 1-Sigma CSU | Dry | 14255-04-0 | Lead-210 | bq/g | ||||

62489 | Radiochemical | Lead-210, soil, dry weight, becquerels per gram | USGS use and no use by EPA | Dry | Total | 14255-04-0 | Lead-210 | bq/g | ||||

62490 | Radiochemical | Lead-210 1-sigma precision estimate, soil, dry weight, becquerels per gram | USGS use and no use by EPA | 1-Sigma CSU | Dry | Total | 14255-04-0 | Lead-210 | bq/g | |||

62491 | Radiochemical | Cesium-137, sediment, dry weight, becquerels per gram | USGS use and no use by EPA | Dry | 10045-97-3 | Cesium-137 | bq/g | |||||

62492 | Radiochemical | Cesium-137 1-sigma precision estimate, sediment, dry weight, becquerels per gram | USGS use and no use by EPA | 1-Sigma CSU | Dry | 10045-97-3 | Cesium-137 | bq/g | ||||

62493 | Radiochemical | Cesium-137, soil, dry weight, becquerels per gram | USGS use and no use by EPA | Dry | Total | 10045-97-3 | Cesium-137 | bq/g | ||||

62494 | Radiochemical | Cesium-137 1-sigma precision estimate, soil, dry weight, becquerels per gram | USGS use and no use by EPA | 1-Sigma CSU | Dry | Total | 10045-97-3 | Cesium-137 | bq/g | |||

62495 | Radiochemical | Beryllium-7, sediment, dry weight, becquerels per gram | USGS use and no use by EPA | Dry | 13966-02-4 | Beryllium-7 | bq/g | |||||

62496 | Radiochemical | Beryllium-7 1-sigma precision estimate, sediment, dry weight, becquerels per gram | USGS use and no use by EPA | 1-Sigma CSU | Dry | 13966-02-4 | Beryllium-7 | bq/g | ||||

62497 | Radiochemical | Beryllium-7, soil, dry weight, becquerels per gram | USGS use and no use by EPA | Dry | Total | 13966-02-4 | Beryllium-7 | bq/g | ||||

62498 | Radiochemical | Beryllium-7 1-sigma precision estimate, soil, dry weight, becquerels per gram | USGS use and no use by EPA | 1-Sigma CSU | Dry | Total | 13966-02-4 | Beryllium-7 | bq/g | |||

62499 | Radiochemical | Radium-226, borehole cuttings, dry weight, becquerels per gram | USGS use and no use by EPA | Dry | 13982-63-3 | Radium-226 | bq/g | |||||

62500 | Radiochemical | Radium-226 1-sigma precision estimate, borehole cuttings, dry weight, becquerels per gram | USGS use and no use by EPA | 1-Sigma CSU | Dry | 13982-63-3 | Radium-226 | bq/g | ||||

62501 | Radiochemical | Radium-226, soil, dry weight, becquerels per gram | USGS use and no use by EPA | Dry | Total | 13982-63-3 | Radium-226 | bq/g | ||||

62502 | Radiochemical | Radium-226 1-sigma precision estimate, soil, dry weight, becquerels per gram | USGS use and no use by EPA | 1-Sigma CSU | Dry | Total | 13982-63-3 | Radium-226 | bq/g | |||

62503 | Radiochemical | Potassium-40, sediment, dry weight, becquerels per gram | USGS use and no use by EPA | Dry | 13966-00-2 | Potassium-40 | bq/g | |||||

62504 | Radiochemical | Potassium-40 1-sigma precision estimate, sediment, dry weight, becquerels per gram | USGS use and no use by EPA | 1-Sigma CSU | Dry | 13966-00-2 | Potassium-40 | bq/g | ||||

62505 | Radiochemical | Potassium-40, soil, dry weight, becquerels per gram | USGS use and no use by EPA | Dry | Total | 13966-00-2 | Potassium-40 | bq/g | ||||

62506 | Radiochemical | Potassium-40 1-sigma precision estimate, soil, dry weight, becquerels per gram | USGS use and no use by EPA | 1-Sigma CSU | Dry | Total | 13966-00-2 | Potassium-40 | bq/g | |||

62626 | Radiochemical | Americium-241 2-sigma combined uncertainty, bed sediment, dry weight, picocuries per gram | USGS use and no use by EPA | 2-Sigma CSU | Dry | Bed Sediment | 14596-10-2 | Americium-241 | pCi/g | |||

62627 | Radiochemical | Gross alpha radioactivity 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | Total | 12587-46-1 | Alpha particle | pCi/L | ||||

62628 | Radiochemical | Gross beta radioactivity 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | Total | 12587-47-2 | Beta particle | pCi/L | ||||

62629 | Radiochemical | Strontium-90 2-sigma combined uncertainty, bed sediment, dry weight, picocuries per gram | USGS use and no use by EPA | 2-Sigma CSU | Dry | Bed Sediment | 10098-97-2 | Strontium-90 | pCi/g | |||

62630 | Radiochemical | Thorium-228 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | Total | 14274-82-9 | Thorium-228 | pCi/L | ||||

62631 | Radiochemical | Thorium-230 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | Total | 14269-63-7 | Thorium-230 | pCi/L | ||||

62632 | Radiochemical | Thorium-232 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | Total | 7440-29-1 | Thorium-232 | pCi/L | ||||

62633 | Radiochemical | Uranium-234 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | Total | 13966-29-5 | Uranium-234 | pCi/L | ||||

62634 | Radiochemical | Uranium-235 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | Total | 15117-96-1 | Uranium-235 | pCi/L | ||||

62635 | Radiochemical | Uranium-238 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | Total | 7440-61-1 | Uranium | pCi/L | ||||

62636 | Radiochemical | Gross alpha radioactivity, 72 hour count, water, filtered, Th-230 curve, picocuries per liter | USGS use and no use by EPA | 72 Hour | Dissolved | 12587-46-1 | Alpha particle | pCi/L | ||||

62637 | Radiochemical | Gross alpha radioactivity 2-sigma combined uncertainty, 72 hour count, water, filtered, Th-230 curve, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | 72 Hour | Dissolved | 12587-46-1 | Alpha particle | pCi/L | |||

62638 | Radiochemical | Gross alpha radioactivity minimum detectable concentration, 72 hour count, water, filtered, Th-230 curve, picocuries per liter | USGS use and no use by EPA | 72 Hour | Dissolved | 12587-46-1 | Alpha particle | pCi/L | ||||

62639 | Radiochemical | Gross alpha radioactivity, 30 day count, water, filtered, Th-230 curve, picocuries per liter | USGS use and no use by EPA | 30 Day | Dissolved | 12587-46-1 | Alpha particle | pCi/L | ||||

62640 | Radiochemical | Gross alpha radioactivity 2-sigma combined uncertainty, 30 day count, water, filtered, Th-230 curve, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | 30 Day | Dissolved | 12587-46-1 | Alpha particle | pCi/L | |||

62641 | Radiochemical | Gross alpha radioactivity minimum detectable concentration, 30 day count, water, filtered, Th-230 curve, picocuries per liter | USGS use and no use by EPA | 30 Day | Dissolved | 12587-46-1 | Alpha particle | pCi/L | ||||

62642 | Radiochemical | Gross beta radioactivity, 72 hour count, water, filtered, Cs-137 curve, picocuries per liter | USGS use and no use by EPA | 72 Hour | Dissolved | 12587-47-2 | Beta particle | pCi/L | ||||

62643 | Radiochemical | Gross beta radioactivity 2-sigma combined uncertainty, 72 hour count, water, filtered, Cs-137 curve, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | 72 Hour | Dissolved | 12587-47-2 | Beta particle | pCi/L | |||

62644 | Radiochemical | Gross beta radioactivity minimum detectable concentration, 72 hour count, water, filtered, Cs-137 curve, picocuries per liter | USGS use and no use by EPA | 72 Hour | Dissolved | 12587-47-2 | Beta particle | pCi/L | ||||

62645 | Radiochemical | Gross beta radioactivity, 30 day count, water, filtered, Cs-137 curve, picocuries per liter | USGS use and no use by EPA | 30 Day | Dissolved | 12587-47-2 | Beta particle | pCi/L | ||||

62646 | Radiochemical | Gross beta radioactivity 2-sigma combined uncertainty, 30 day count, water, filtered, Cs-137 curve, picocuries per liter | USGS use and no use by EPA | 2-Sigma CSU | 30 Day | Dissolved | 12587-47-2 | Beta particle | pCi/L | |||

62647 | Radiochemical | Gross beta radioactivity minimum detectable concentration, 30 day count, water, filtered, Cs-137 curve, picocuries per liter | USGS use and no use by EPA | 30 Day | Dissolved | 12587-47-2 | Beta particle | pCi/L | ||||

63014 | Radiochemical | Gross alpha radioactivity, 72 hour count, water, unfiltered, Th-230 curve, picocuries per liter | USGS use and no use by EPA | 72 Hour | Total | 12587-46-1 | Alpha particle | pCi/L | ||||

63015 | Radiochemical | Gross beta radioactivity, 72 hour count, water, unfiltered, Cs-137 curve, picocuries per liter | USGS use and no use by EPA | 72 Hour | Total | 12587-47-2 | Beta particle | pCi/L | ||||

63016 | Radiochemical | Gross alpha radioactivity, 30 day recount, water, unfiltered, Th-230 curve, picocuries per liter | USGS use and no use by EPA | 30 Day | Total | 12587-46-1 | Alpha particle | pCi/L | ||||

63017 | Radiochemical | Gross beta radioactivity, 30 day recount, water, unfiltered, Cs-137 curve, picocuries per liter | USGS use and no use by EPA | 30 Day | Total | 12587-47-2 | Beta particle | pCi/L | ||||

63018 | Radiochemical | Gross alpha radioactivity, water, unfiltered, Th-230 curve, picocuries per liter | USGS use and no use by EPA | Total | 12587-46-1 | Alpha particle | pCi/L | |||||

63019 | Radiochemical | Plutonium-241, water, filtered, picocuries per liter | USGS use and no use by EPA | Dissolved | 14119-32-5 | Plutonium-241 | pCi/L | |||||

63020 | Radiochemical | Plutonium-241, water, unfiltered, picocuries per liter | USGS use and no use by EPA | Total | 14119-32-5 | Plutonium-241 | pCi/L | |||||

63021 | Radiochemical | Plutonium-241, suspended sediment, dry weight, picocuries per gram | USGS use and no use by EPA | Dry | Suspended | 14119-32-5 | Plutonium-241 | pCi/g | ||||

63022 | Radiochemical | Plutonium-241, bed sediment, dry weight, picocuries per gram | USGS use and no use by EPA | Dry | Bed Sediment | 14119-32-5 | Plutonium-241 | pCi/g | ||||

63023 | Radiochemical | Radium-224, suspended sediment, dry weight, picocuries per gram | USGS use and no use by EPA | Dry | Suspended | 13233-32-4 | Radium-224 | pCi/g | ||||

63024 | Radiochemical | Thorium-228, suspended sediment, picocuries per gram | USGS use and no use by EPA | Suspended | 14274-82-9 | Thorium-228 | pCi/g | |||||

63025 | Radiochemical | Alpha-emitting isotopes of radium, water, unfiltered, picocuries per liter | USGS use and no use by EPA | Total | pCi/L | |||||||

63026 | Radiochemical | Alpha-emitting isotopes of radium, suspended sediment, dry weight, picocuries per gram | USGS use and no use by EPA | Dry | Suspended | pCi/g | ||||||

63027 | Radiochemical | Alpha-emitting isotopes of radium, bed sediment, dry weight, picocuries per gram | USGS use and no use by EPA | Dry | Bed Sediment | pCi/g | ||||||

63028 | Radiochemical | Total radioactive strontium, water, filtered, picocuries per liter | USGS use and no use by EPA | Dissolved | Strontium Radionuclides | pCi/L | ||||||

63029 | Radiochemical | Total radioactive strontium, water, unfiltered, picocuries per liter | USGS use and no use by EPA | Total | Strontium Radionuclides | pCi/L | ||||||

63030 | Radiochemical | Total radioactive strontium, suspended sediment, dry weight, picocuries per gram | USGS use and no use by EPA | Dry | Suspended | Strontium Radionuclides | pCi/g | |||||

63031 | Radiochemical | Total radioactive strontium, bed sediment, dry weight, picocuries per gram | USGS use and no use by EPA | Dry | Bed Sediment | Strontium Radionuclides | pCi/g | |||||

63032 | Radiochemical | Uranium, water, unfiltered, micrograms per liter | USGS use and no use by EPA | Total | 7440-61-1 | Uranium | ug/l | |||||

63033 | Radiochemical | Uranium, suspended sediment, dry weight, milligrams per kilogram | USGS use and no use by EPA | Dry | Suspended | 7440-61-1 | Uranium | mg/kg | ||||

63034 | Radiochemical | Uranium, bed sediment, dry weight, milligrams per kilogram | USGS use and no use by EPA | Dry | Bed Sediment | 7440-61-1 | Uranium | mg/kg | ||||

63807 | Radiochemical | Uranium, biota, tissue, recoverable, wet weight, milligrams per kilogram | USGS use and no use by EPA | Wet | Recoverable | 7440-61-1 | Uranium | mg/kg | ||||

64183 | Radiochemical | Uranium, solids, dry weight, recoverable, milligrams per kilogram | USGS use and no use by EPA | Dry | Recoverable | 7440-61-1 | Uranium | mg/kg | ||||

65221 | Radiochemical | Carbon-14 in organic carbon, water, filtered, percent modern | USGS use and no use by EPA | Dissolved | 14762-75-5 | pct modern | ||||||

65222 | Radiochemical | Carbon-14 in organic carbon 1-sigma uncertainty, water, filtered, percent modern | USGS use and no use by EPA | 1-Sigma CSU | Dissolved | 14762-75-5 | pct modern | |||||

65244 | Radiochemical | Carbon-14 in methane, water, dissolved, percent modern | USGS use and no use by EPA | Dissolved | 14762-75-5 | Carbon-14 | % | |||||

68802 | Radiochemical | Uranium, bed sediment, recoverable, wet weight, micrograms per kilogram | USGS use and no use by EPA | Wet | Bed Sediment | 7440-61-1 | Uranium | ug/kg | ||||

69902 | Radiochemical | Carbon-14 in carbon dioxide 1-sigma uncertainty, soil gas, percent modern | USGS use and no use by EPA | 1-Sigma CSU | 14762-75-5 | Carbon-14 | pct modern | |||||

69903 | Radiochemical | Carbon-14 in carbon dioxide, soil gas, percent modern | USGS use and no use by EPA | 14762-75-5 | Carbon-14 | pct modern | ||||||

75031 | Radiochemical | Zirconium, niobium-95, counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | Zirconium/Niobium-95 | pCi/L | |||||

75032 | Radiochemical | Zirconium, niobium-95, water, unfiltered, picocuries per liter | Agree | Total | Zirconium/Niobium-95 | pCi/L | ||||||

75037 | Radiochemical | Potassium-40 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 13966-00-2 | Potassium-40 | pCi/L | ||||

75038 | Radiochemical | Potassium-40, water, unfiltered, picocuries per liter | Agree | Total | 13966-00-2 | Potassium-40 | pCi/L | |||||

75936 | Radiochemical | Thorium-232 2-sigma combined uncertainty, suspended sediment, dry weight, picocuries per gram | Not agree | 2-Sigma CSU | Dry | Suspended | 7440-29-1 | Thorium-232 | pCi/g | |||

75937 | Radiochemical | Radium-228, suspended sediment, dry weight, picocuries per gram | Agree | Dry | Suspended | 15262-20-1 | Radium-228 | pCi/g | ||||

75938 | Radiochemical | Polonium-210, suspended sediment, dry weight, picocuries per gram | Agree | Dry | Suspended | 13981-52-7 | Polonium-210 | pCi/g | ||||

75939 | Radiochemical | Thorium-230, suspended sediment, dry weight, picocuries per gram | Agree | Dry | Suspended | 14269-63-7 | Thorium-230 | pCi/g | ||||

75940 | Radiochemical | Uranium-238, suspended sediment, dry weight, picocuries per gram | Agree | Dry | Suspended | 7440-61-1 | Uranium | pCi/g | ||||

75941 | Radiochemical | Uranium-234 2-sigma combined uncertainty, suspended sediment, dry weight, picocuries per gram | Not agree | 2-Sigma CSU | Dry | Suspended | 13966-29-5 | Uranium-234 | pCi/g | |||

75942 | Radiochemical | Uranium-234, suspended sediment, dry weight, picocuries per gram | Agree | Dry | Suspended | 13966-29-5 | Uranium-234 | pCi/g | ||||

75943 | Radiochemical | Radium-226 2-sigma combined uncertainty, suspended sediment, dry weight, picocuries per gram | Not agree | 2-Sigma CSU | Dry | Suspended | 13982-63-3 | Radium-226 | pCi/g | |||

75944 | Radiochemical | Radium-226, suspended sediment, dry weight, picocuries per gram | Agree | Dry | Suspended | 13982-63-3 | Radium-226 | pCi/g | ||||

75945 | Radiochemical | Polonium-210 2-sigma combined uncertainty, suspended sediment, dry weight, picocuries per gram | Not agree | 2-Sigma CSU | Dry | Suspended | 13981-52-7 | Polonium-210 | pCi/g | |||

75946 | Radiochemical | Lead-210, suspended sediment, dry weight, picocuries per gram | Agree | Dry | Suspended | 14255-04-0 | Lead-210 | pCi/g | ||||

75947 | Radiochemical | Uranium-235 2-sigma combined uncertainty, suspended sediment, dry weight, picocuries per gram | Not agree | 2-Sigma CSU | Dry | Suspended | 15117-96-1 | Uranium-235 | pCi/g | |||

75948 | Radiochemical | Radium-228 2-sigma combined uncertainty, suspended sediment, dry weight, picocuries per gram | Not agree | 2-Sigma CSU | Dry | Suspended | 15262-20-1 | Radium-228 | pCi/g | |||

75949 | Radiochemical | Lead-210 2-sigma combined uncertainty, suspended sediment, dry weight, picocuries per gram | Not agree | 2-Sigma CSU | Dry | Suspended | 14255-04-0 | Lead-210 | pCi/g | |||

75952 | Radiochemical | Thorium-230 2-sigma combined uncertainty, suspended sediment, dry weight, picocuries per gram | Not agree | 2-Sigma CSU | Dry | Suspended | 14269-63-7 | Thorium-230 | pCi/g | |||

75953 | Radiochemical | Thorium-232, suspended sediment, dry weight, picocuries per gram | Agree | Dry | Suspended | 7440-29-1 | Thorium-232 | pCi/g | ||||

75955 | Radiochemical | Alpha radioactivity 2-sigma combined uncertainty, bed sediment, Th-230 curve, dry weight, picocuries per gram | Not agree | 2-Sigma CSU | Dry | Bed Sediment | 12587-46-1 | Alpha particle | pCi/g | |||

75960 | Radiochemical | Cesium-137 2-sigma combined uncertainty, bed sediment, dry weight, picocuries per gram | Not agree | 2-Sigma CSU | Dry | Bed Sediment | 10045-97-3 | Cesium-137 | pCi/g | |||

75962 | Radiochemical | Uranium-238 2-sigma combined uncertainty, bed sediment, dry weight, picocuries per gram | Not agree | 2-Sigma CSU | Dry | Bed Sediment | Uranium | pCi/g | ||||

75965 | Radiochemical | Alpha radioactivity 2-sigma combined uncertainty, bed sediment, natural uranium curve, dry weight, milligrams per kilogram | Not agree | 2-Sigma CSU | Dry | Bed Sediment | 12587-46-1 | Alpha particle | mg/kg | |||

75966 | Radiochemical | Beta radioactivity 2-sigma combined uncertainty, bed sediment, Sr-90/Y-90 curve, dry weight, picocuries per gram | Not agree | 2-Sigma CSU | Dry | Bed Sediment | 12587-47-2 | Beta particle | pCi/g | |||

75968 | Radiochemical | Lead-210 2-sigma combined uncertainty, soil, dry weight, picocuries per gram | Not agree | 2-Sigma CSU | Dry | Total | 14255-04-0 | Lead-210 | pCi/g | |||

75975 | Radiochemical | Uranium-235, suspended sediment, dry weight, picocuries per gram | Not agree | Dry | Suspended | 15117-96-1 | Uranium-235 | pCi/g | ||||

75976 | Radiochemical | Thorium-232, water, filtered, picocuries per liter | Agree | Dissolved | 7440-29-1 | Thorium-232 | pCi/L | |||||

75977 | Radiochemical | Radium-228, bed sediment, dry weight, picocuries per gram | Agree | Dry | Bed Sediment | 15262-20-1 | Radium-228 | pCi/g | ||||

75985 | Radiochemical | Tritium 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | Not checked | 2-Sigma CSU | Total | 10028-17-8 | Tritium | pCi/L | ||||

75986 | Radiochemical | Alpha radioactivity 2-sigma combined uncertainty, water, filtered, natural uranium curve, micrograms per liter | Not agree | 2-Sigma CSU | Dissolved | 12587-46-1 | Alpha particle | ug/l | ||||

75987 | Radiochemical | Alpha radioactivity 2-sigma combined uncertainty, water, filtered, Th-230 curve, picocuries per liter | Not agree | 2-Sigma CSU | Dissolved | 12587-46-1 | Alpha particle | pCi/L | ||||

75988 | Radiochemical | Beta radioactivity 2-sigma combined uncertainty, water, filtered, Sr-90/Y-90 curve, picocuries per liter | Not agree | 2-Sigma CSU | Dissolved | 12587-47-2 | Beta particle | pCi/L | ||||

75989 | Radiochemical | Beta radioactivity 2-sigma combined uncertainty, water, filtered, Cs-137 curve, picocuries per liter | Not agree | 2-Sigma CSU | Dissolved | 12587-47-2 | Beta particle | pCi/L | ||||

75990 | Radiochemical | Uranium (natural) 2-sigma combined uncertainty, water, filtered, micrograms per liter | Not agree | 2-Sigma CSU | Dissolved | 7440-61-1 | Uranium | ug/l | ||||

75991 | Radiochemical | Uranium-238 2-sigma combined uncertainty, water, filtered, picocuries per liter | Not agree | 2-Sigma CSU | Dissolved | 7440-61-1 | Uranium | pCi/L | ||||

75992 | Radiochemical | Uranium-234 2-sigma combined uncertainty, water, filtered, picocuries per liter | Not agree | 2-Sigma CSU | Dissolved | 13966-29-5 | Uranium-234 | pCi/L | ||||

75993 | Radiochemical | Uranium (natural) 2-sigma combined uncertainty, water, unfiltered, micrograms per liter | Not agree | 2-Sigma CSU | Total | 7440-61-1 | Uranium | ug/l | ||||

75994 | Radiochemical | Uranium-235 2-sigma combined uncertainty, water, filtered, picocuries per liter | Not agree | 2-Sigma CSU | Dissolved | 15117-96-1 | Uranium-235 | pCi/L | ||||

75995 | Radiochemical | Lead-210 2-sigma combined uncertainty, water, filtered, picocuries per liter | Not agree | 2-Sigma CSU | Dissolved | 14255-04-0 | Lead-210 | pCi/L | ||||

75997 | Radiochemical | Thorium-230 2-sigma combined uncertainty, water, filtered, picocuries per liter | Not agree | 2-Sigma CSU | Dissolved | 14269-63-7 | Thorium-230 | pCi/L | ||||

75998 | Radiochemical | Polonium-210 2-sigma combined uncertainty, water, filtered, picocuries per liter | Not agree | 2-Sigma CSU | Dissolved | 13981-52-7 | Polonium-210 | pCi/L | ||||

75999 | Radiochemical | Thorium-232 2-sigma combined uncertainty, water, filtered, picocuries per liter | Not agree | 2-Sigma CSU | Dissolved | 7440-29-1 | Thorium-232 | pCi/L | ||||

76000 | Radiochemical | Radium-228 2-sigma combined uncertainty, water, filtered, picocuries per liter | Not agree | 2-Sigma CSU | Dissolved | 15262-20-1 | Radium-228 | pCi/L | ||||

76001 | Radiochemical | Radium-226 2-sigma combined uncertainty, water, filtered, picocuries per liter | Not agree | 2-Sigma CSU | Dissolved | 13982-63-3 | Radium-226 | pCi/L | ||||

76002 | Radiochemical | Radon-222 2-sigma combined uncertainty, water, unfiltered, picocuries per liter | Not agree | 2-Sigma CSU | Total | 14859-67-7 | Radon-222 | pCi/L | ||||

76003 | Radiochemical | Strontium-90 2-sigma combined uncertainty, water, filtered, picocuries per liter | Not agree | 2-Sigma CSU | Dissolved | 10098-97-2 | Strontium-90 | pCi/L | ||||

76004 | Radiochemical | Alpha radioactivity 2-sigma combined uncertainty, suspended sediment, Th-230 curve, picocuries per liter | Not agree | 2-Sigma CSU | Suspended | 12587-46-1 | Alpha particle | pCi/L | ||||

76005 | Radiochemical | Beta radioactivity 2-sigma combined uncertainty, suspended sediment, Cs-137 curve, picocuries per liter | Not agree | 2-Sigma CSU | Suspended | 12587-47-2 | Beta particle | pCi/L | ||||

76006 | Radiochemical | Lead-210, soil, dry weight, picocuries per gram | Agree | Dry | Total | 14255-04-0 | Lead-210 | pCi/g | ||||

76007 | Radiochemical | Cesium-137, soil, dry weight, picocuries per gram | Not checked | Dry | Total | 10045-97-3 | Cesium-137 | pCi/g | ||||

80010 | Radiochemical | Uranium, water, filtered, direct fluorometric method, picocuries per liter | Agree | Dissolved | 7440-61-1 | Uranium | pCi/L | |||||

80015 | Radiochemical | Uranium, water, filtered, extraction fluorometric method, picocuries per liter | Agree | Dissolved | 7440-61-1 | Uranium | pCi/L | |||||

80020 | Radiochemical | Uranium, water, filtered, extraction fluorometric method, micrograms per liter | Agree | Dissolved | 7440-61-1 | Uranium | ug/l | |||||

80029 | Radiochemical | Gross alpha radioactivity, water, unfiltered, natural uranium curve, micrograms per liter | Not agree | Total | 12587-46-1 | Alpha particle | ug/l | |||||

80030 | Radiochemical | Gross alpha radioactivity, water, filtered, natural uranium curve, micrograms per liter | Agree | Dissolved | 12587-46-1 | Alpha particle | ug/l | |||||

80040 | Radiochemical | Gross alpha radioactivity, suspended sediment, natural uranium curve, micrograms per liter | Agree | Suspended | 12587-46-1 | Alpha particle | ug/l | |||||

80049 | Radiochemical | Gross beta radioactivity, water, unfiltered, Sr-90/Y-90 curve, picocuries per liter | Agree | Total | 12587-47-2 | Beta particle | pCi/L | |||||

80050 | Radiochemical | Gross beta radioactivity, water, filtered, Sr-90/Y-90 curve, picocuries per liter | Agree | Dissolved | 12587-47-2 | Beta particle | pCi/L | |||||

80060 | Radiochemical | Gross beta radioactivity, suspended sediment, Sr-90/Y-90 curve, picocuries per liter | Agree | Suspended | 12587-47-2 | Beta particle | pCi/L | |||||

81366 | Radiochemical | Radium-228, water, filtered, picocuries per liter | Agree | Dissolved | 15262-20-1 | Radium-228 | pCi/L | |||||

81367 | Radiochemical | Radium-228 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 15262-20-1 | Radium-228 | pCi/L | ||||

81368 | Radiochemical | Radium-228, suspended sediment, picocuries per liter | Agree | Suspended | 15262-20-1 | Radium-228 | pCi/L | |||||

81369 | Radiochemical | Radium-228 counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 15262-20-1 | Radium-228 | pCi/L | ||||

82068 | Radiochemical | Potassium-40, water, filtered, picocuries per liter | Agree | Dissolved | 13966-00-2 | Potassium-40 | pCi/L | |||||

82069 | Radiochemical | Potassium-40 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 13966-00-2 | Potassium-40 | pCi/L | ||||

82070 | Radiochemical | Potassium-40, suspended sediment, picocuries per liter | Agree | Suspended | 13966-00-2 | Potassium-40 | pCi/L | |||||

82071 | Radiochemical | Potassium-40 counting error, suspended sediment, picocuries per liter | Agree | Counting Error | Suspended | 13966-00-2 | Potassium-40 | pCi/L | ||||

82087 | Radiochemical | Uranium-238/uranium-234, water, unfiltered, ratio | Not checked | Total | Uranium 238/234 ratio | ratio | ||||||

82171 | Radiochemical | Adjusted age, water, filtered, carbon-14, years | Agree | Dissolved | years | |||||||

82172 | Radiochemical | Carbon-14, percent modern | Agree | 14762-75-5 | Carbon-14 | pct modern | ||||||

82302 | Radiochemical | Radon-222 counting error, water, unfiltered, picocuries per liter | Agree | Counting Error | Total | 14859-67-7 | Radon-222 | pCi/L | ||||

82303 | Radiochemical | Radon-222, water, unfiltered, picocuries per liter | Agree | Total | 14859-67-7 | Radon-222 | pCi/L | |||||

82304 | Radiochemical | Radon-222 counting error, water, dissolved, picocuries per liter | Agree | Counting Error | Dissolved | 14859-67-7 | Radon-222 | pCi/L | ||||

82305 | Radiochemical | Radon-222, water, dissolved, picocuries per liter | Agree | Dissolved | 14859-67-7 | Radon-222 | pCi/L | |||||

82306 | Radiochemical | Cobalt-60 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 10198-40-0 | Cobalt-60 | pCi/L | ||||

82307 | Radiochemical | Cobalt-60, water, filtered, picocuries per liter | Agree | Dissolved | 10198-40-0 | Cobalt-60 | pCi/L | |||||

82308 | Radiochemical | Gamma radioactivity, scintillation counts, counts per second | Agree | Gamma radiation | counts/sec | |||||||

82313 | Radiochemical | Thorium, bed sediment, dry weight, micrograms per kilogram | Agree | Dry | Bed Sediment | 7440-29-1 | Thorium-232 | ug/kg | ||||

82362 | Radiochemical | Radon-222, water, dissolved, picocuries per liter | Agree | Dissolved | 14859-67-7 | Radon-222 | pCi/L | |||||

82364 | Radiochemical | Thorium, water, unfiltered, micrograms per liter | Agree | Total | 7440-29-1 | Thorium-232 | ug/l | |||||

82365 | Radiochemical | Thorium, water, filtered, micrograms per liter | Agree | Dissolved | 7440-29-1 | Thorium-232 | ug/l | |||||

82366 | Radiochemical | Thorium, suspended sediment, micrograms per liter | Agree | Suspended | 7440-29-1 | Thorium-232 | ug/l | |||||

82735 | Radiochemical | Carbon-14, organic solid materials, percent modern | Not checked | 14762-75-5 | pct modern | |||||||

82738 | Radiochemical | Chlorine-36/chlorine-35 ratio in perchlorate, water, unfiltered, ratio | Not checked | Total | 13981-43-6 | Chlorine-36 | ratio | |||||

82800 | Radiochemical | Uranium-238/uranium-235, water, filtered, ratio | Not checked | Dissolved | ratio | |||||||

82801 | Radiochemical | Uranium-238/uranium-234, water, filtered, ratio | Not checked | Dissolved | Uranium 238/234 ratio | ratio | ||||||

85608 | Radiochemical | Krypton-78, water, unfiltered, cubic centimeters per gram at standard temperature and pressure | Not checked | Dissolved | 33580-79-9 | cm3/g @STP | ||||||

85609 | Radiochemical | Krypton-78 error, water, unfiltered, cubic centimeters per gram at standard temperature and pressure | Not checked | Dissolved | 33580-79-9 | cm3/g @STP | ||||||

85620 | Radiochemical | Xenon-124, water, unfiltered, cubic centimeters per gram at standard temperature and pressure | Not checked | Dissolved | 15687-60-2 | cm3/g @STP | ||||||

85621 | Radiochemical | Xenon-124 error, water, unfiltered, cubic centimeters per gram at standard temperature and pressure | Not checked | Dissolved | 15687-60-2 | cm3/g @STP | ||||||

85634 | Radiochemical | Xenon-136, water, unfiltered, cubic centimeters per gram at standard temperature and pressure | Not checked | Dissolved | 15751-79-8 | cm3/g @STP | ||||||

85635 | Radiochemical | Xenon-136 error, water, unfiltered, cubic centimeters per gram at standard temperature and pressure | Not checked | Dissolved | 15751-79-8 | cm3/g @STP | ||||||

85636 | Radiochemical | Argon-39, water, unfiltered, percent modern argon | Not checked | Dissolved | 25729-41-3 | pct modern | ||||||

85637 | Radiochemical | Argon-39 error, water, unfiltered, percent modern argon | Not checked | Dissolved | 25729-41-3 | pct modern | ||||||

85638 | Radiochemical | Krypton-81, water, dissolved, percent modern krypton | Not checked | Dissolved | 15678-91-8 | pct modern | ||||||

85639 | Radiochemical | Krypton-81 error, water, dissolved, percent modern krypton | Not checked | Dissolved | 15678-91-8 | pct modern | ||||||

85640 | Radiochemical | Krypton-85, water, unfiltered, disintegrations per minute per cubic centimeter at standard temperature and pressure | Not checked | Dissolved | 13983-27-2 | dpm/cm3 | ||||||

85641 | Radiochemical | Krypton-85 error, water, unfiltered, disintegrations per minute per cubic centimeter at standard temperature and pressure | Not checked | Dissolved | 13983-27-2 | dpm/cm3 | ||||||

85817 | Radiochemical | Gross beta radioactivity, water, unfiltered, picocuries per liter | Agree | Total | 12587-47-2 | Beta particle | pCi/L | |||||

91703 | Radiochemical | Uranium, solids, 10% nitric acid extracted, recoverable, dry weight, milligrams per kilogram | USGS use and no use by EPA | Dry | Recoverable | 7440-61-1 | Uranium | mg/kg | ||||

91725 | Radiochemical | Uranium, solids, 6 N hydrochloric acid extracted, recoverable, dry weight, milligrams per kilogram | USGS use and no use by EPA | Dry | Recoverable | 7440-61-1 | Uranium | mg/kg | ||||

99323 | Radiochemical | Gross beta radioactivity sample-specific minimum detectable concentration, water, filtered, picocuries per liter | USGS use and no use by EPA | Dissolved | 12587-47-2 | Beta particle | pCi/L | |||||

99324 | Radiochemical | Radium-224 sample-specific minimum detectable concentration, water, filtered, picocuries per liter | USGS use and no use by EPA | Dissolved | 13233-32-4 | Radium-224 | pCi/L | |||||

99325 | Radiochemical | Radium-226 sample-specific minimum detectable concentration, water, filtered, picocuries per liter | USGS use and no use by EPA | Dissolved | 13982-63-3 | Radium-226 | pCi/L | |||||

99326 | Radiochemical | Radium-228 sample-specific minimum detectable concentration, water, filtered, picocuries per liter | USGS use and no use by EPA | Dissolved | 15262-20-1 | Radium-228 | pCi/L | |||||

99327 | Radiochemical | Radon-222 sample-specific minimum detectable concentration, water, unfiltered, picocuries per liter | USGS use and no use by EPA | Total | 14859-67-7 | Radon-222 | pCi/L | |||||

99337 | Radiochemical | Gross alpha radioactivity 2X critical level (sample-specific minimum detectable concentration), water, filtered, picocuries per liter | USGS use and no use by EPA | Dissolved | 12587-46-1 | Alpha particle | pCi/L | |||||

99451 | Radiochemical | Gamma radioactivity scan, bed sediment, dry weight, picocuries per gram | USGS use and no use by EPA | Dry | Bed Sediment | Gamma radiation | pCi/g |