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 | ||||
| 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 | |||
| 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 | ||||
| 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. | ||||
| 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 | ||||
| 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 | ||||
| 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 | ||||
| 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 | ||||
| 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 | Counting Error | 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 | ||||
| 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 | ||||
| 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 | ||||
| 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 | ||||
| 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 microns | 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 microns | 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 microns | 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 microns | 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 microns | 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 microns | 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 microns | 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 microns | 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 | Counting Error | 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 | Counting Error | 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 | Counting Error | 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 microns | 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 | Counting Error | 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 combined uncertainty, solids, dry weight, picocuries per gram | Not checked | 1-Sigma CSU | 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 | ||||
| 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 | |||||||
| 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 | ||||||
| 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 | |||||
| 28406 | Radiochemical | Cesium-137 counting error, water, filtered, picocuries per liter | Agree | Counting Error | Dissolved | 10045-97-3 | Cesium-137 | 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 | ||||
| 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 | ||||
| 29637 | Radiochemical | Lead-210 1-sigma combined uncertainty, solids, dry weight, disintegrations per minute per gram | Not checked | 1-Sigma CSU | Dry | 14255-04-0 | dpm/g | |||||
| 29638 | Radiochemical | Beryllium-7 1-sigma combined uncertainty, solids, dry weight, disintegrations per minute per gram | Not checked | 1-Sigma CSU | Dry | 13966-02-4 | dpm/g | |||||
| 29639 | Radiochemical | Radium-226 1-sigma combined uncertainty, solids, dry weight, disintegrations per minute per gram | Not checked | 1-Sigma CSU | 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 | ||||
| 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 | ||||
| 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 | ||||
| 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 | ||||
| 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 | ||||
| 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 | ||||
| 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 | ||||
| 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 | ||||
| 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 | ||||
| 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 | ||||||
| 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 | ||||
| 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 | ||||
| 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 | ||||
| 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 | ||||
| 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 | ||||
| 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 | |||||
| 49486 | Radiochemical | Plutonium-238 counting error, suspended sediment, picocuries per liter | Agree | Counting Error | 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 | |||
| 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 | |||
| 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 | ||||
| 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 | ||||
| 52378 | Radiochemical | Thorium, bed sediment smaller than 2 millimeters, dry sieved, laboratory, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | < 2 mm | Bed Sediment | 7440-29-1 | mg/kg | ||||
| 52379 | Radiochemical | Thorium, bed sediment smaller than 250 microns, dry sieved, laboratory, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | < 2 mm | Bed Sediment | 7440-29-1 | mg/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 | ||||
| 52710 | Radiochemical | Thorium, bed sediment, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | Bed Sediment | 7440-29-1 | mg/kg | |||||
| 52722 | Radiochemical | Thorium, biota, tissue, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | Total | 7440-29-1 | mg/kg | |||||
| 52808 | Radiochemical | Thorium, bed sediment smaller than 62.5 microns, wet sieved, laboratory, total digestion, dry weight, milligrams per kilogram | Not checked | Dry | <62.5 um | Bed Sediment | 7440-29-1 | 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 | ||||
| 53671 | Radiochemical | Thorium, bed sediment, recoverable, dry weight, milligrams per kilogram | Not checked | Dry | Bed Sediment | 7440-29-1 | mg/kg | |||||
| 53672 | Radiochemical | Uranium, bed sediment, recoverable, dry weight, milligrams per kilogram | Not checked | Dry | Bed Sediment | 7440-61-1 | mg/kg | |||||
| 53717 | Radiochemical | Thorium, bed sediment, 0.25 M hydroxylamine hydrochloride acid extracted, recoverable, dry weight, milligrams per kilogram | Not checked | Dry | Bed Sediment | 7440-29-1 | 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 | Counting Error | 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 | |||||
| 62488 | Radiochemical | Lead-210 1-sigma combined uncertainty, sediment, dry weight, becquerels per gram | USGS use and no use by EPA | 1-Sigma CSU | Dry | 14255-04-0 | Lead-210 | bq/g | ||||
| 62490 | Radiochemical | Lead-210 1-sigma combined uncertainty, 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 | |||
| 62492 | Radiochemical | Cesium-137 1-sigma combined uncertainty, sediment, dry weight, becquerels per gram | USGS use and no use by EPA | 1-Sigma CSU | Dry | 10045-97-3 | Cesium-137 | bq/g | ||||
| 62494 | Radiochemical | Cesium-137 1-sigma combined uncertainty, 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 | |||
| 62496 | Radiochemical | Beryllium-7 1-sigma combined uncertainty, sediment, dry weight, becquerels per gram | USGS use and no use by EPA | 1-Sigma CSU | Dry | 13966-02-4 | Beryllium-7 | bq/g | ||||
| 62498 | Radiochemical | Beryllium-7 1-sigma combined uncertainty, 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 combined uncertainty, 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 | ||||
| 62502 | Radiochemical | Radium-226 1-sigma combined uncertainty, 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 | |||
| 62504 | Radiochemical | Potassium-40 1-sigma combined uncertainty, sediment, dry weight, becquerels per gram | USGS use and no use by EPA | 1-Sigma CSU | Dry | 13966-00-2 | Potassium-40 | bq/g | ||||
| 62506 | Radiochemical | Potassium-40 1-sigma combined uncertainty, 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 | ||||
| 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 combined 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 combined 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 | ||||
| 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 | |||
| 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 | ||||
| 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 | ||||
| 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 | |||||
| 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 | |||||
| 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 | ||||||
| 82863 | Radiochemical | Krypton-78, air, cubic centimeters per cubic centimeters at standard temperature and pressure | Not checked | 33580-79-9 | cc/cc @STP | |||||||
| 82864 | Radiochemical | Krypton-78 error, air, cubic centimeters per cubic centimeters at standard temperature and pressure | Not checked | 33580-79-9 | cc/cc @STP | |||||||
| 82875 | Radiochemical | Xenon-124, air, cubic centimeters per cubic centimeters at standard temperature and pressure | Not checked | 15687-60-2 | cc/cc @STP | |||||||
| 82876 | Radiochemical | Xenon-124 error, air, cubic centimeters per cubic centimeters at standard temperature and pressure | Not checked | 15687-60-2 | cc/cc @STP | |||||||
| 82889 | Radiochemical | Xenon-136, air, cubic centimeters per cubic centimeters at standard temperature and pressure | Not checked | 15751-79-8 | cc/cc @STP | |||||||
| 82890 | Radiochemical | Xenon-136 error, air, cubic centimeters per cubic centimeters at standard temperature and pressure | Not checked | 15751-79-8 | cc/cc @STP | |||||||
| 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 |
