Valid Values - Methods



     
  
  
   
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Category Code Description Source Reference Low level method Active Alias Modified By Modified Date
Analysis or Measurement SM2580B Oxidation-Reduction Potential (ORP, REDOX, Eh) in Water Standard Methods 18th, 19th, 20th ed. Standard Methods for the Examination of Water and Wastewater, APHA-AWWA-WPCF, 1992, 1995, 1998. N Y KKIN461 09/04/2024
Analysis or Measurement HACH-8146 Iron, Ferrous, in water by HACH 8146 field kit, 1,10 Phenanthroline Method, Powder Pillows or AccuVac Ampuls, adapted from Standard Methods SM3500FeB Hach Hach Company, P.O. Box 389. Loveland, Colorado, 80539-0389, 800-227-4224, http://www.hach.com N Y mbac461 09/04/2024
Analysis EPA110.2 Color, Colorimetric, Platinum-Cobalt (pH 7.6) USEPA U.S. Environmental Protection Agency Office of Water 600/4-79-020 N Y benf461 10/04/2023
Analysis EPA1104 E. coli in Water using EC Medium with MUG Multiple Tube Procedure USEPA 600/4-91-016 N Y benf461 10/03/2023
Analysis EPA1105 E. coli in Water using Nutrient Agar with MUG Membrane Filtration USEPA U.S. Environmental Protection Agency Office of Water 600/4-91-016 N Y benf461 10/04/2023
Analysis EPA130.2 Hardness, Total (as CaCO3), Titrimetric, EDTA Ecology-MEL U.S. EPA National Exposure Research Laboratory (NERL) 600/4-79-020 N Y benf461 10/04/2023
Analysis EPA160.1 Residue, Filterable, Gravimeteric, Dried at 180 Deg-C USEPA U.S. Environmental Protection Agency Office of Water 600/4-79-020 N Y benf461 10/04/2023
Analysis EPA160.2 Residue, Non-Filterable, Gravimetric, Dried at 103-105 Deg-C USEPA U.S. Environmental Protection Agency Office of Water 600/4-79-020 N Y benf461 10/04/2023
Analysis EPA160.3 Residue, Total, Gravimetric, Dried at 103-105 Deg-C USEPA U.S. EPA, Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA160.4 Residue, Volatile, Muffle Furnace, Gravimetric, Ignition at 550 Deg-C USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA160.5 Residue, Settleable Matter, Volumetric, Imhoff Cone USEPA U.S. Environmental Protection Agency Office of Water 600/4-79-020 N Y benf461 10/04/2023
Analysis EPA1618 Pesticides (GC/AED) Herbicides, Phenoxy-acid by Wide Bore Capillary Pesticides, Organo-halide/phosphorus:Malathion USEPA U.S. Environmental Protection Agency Office of Water 01A0006086 N Y benf461 10/04/2023
Analysis EPA1625 Semivolatile Organic Compounds (BNA) by Isotope Dilution GC/MS USEPA U.S. EPA Engineering and Analysis Division, USEPA Headquarters, Washington, DC N Y benf461 10/04/2023
Analysis EPA1653 Chlorinated Phenolics in Wastewater by In Situ Acetylation and GCMS (Guaiacols, Catachols, Phenols) USEPA U.S. Environmental Protection Agency Office of Water EPA, 821/R-93-01, 1993 N Y benf461 10/04/2023
Analysis EPA200.7 Metals and Trace Elements in Water and Wastes by Inductively Coupled Plasma-Atomic Emission Spectrometry (ICP-AES) USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Determination of Metals in Environmental Samples, Supplement 1 (EPA/600/R-94/111), Revision 4.4, 1994 N Y benf461 10/04/2023
Analysis EPA200.8 Metals and Trace Elements in Waters by ICP-MS USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Determination of Metals in Environmental Samples, Supplement 1 (EPA/600/R-94/111) N Y benf461 10/04/2023
Analysis EPA204.2 Antimony by Graphite Furnace Atomic Absorption (GFAA) USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA206.2 Arsenic by Graphite Furnace Atomic Absorption (GFAA) USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA210.2 Beryllium by Graphite Furnace Atomic Absorption (GFAA) USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA213.2 Cadmium by Graphite Furnace Atomic Absorption (GFAA) USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA215.2 Calcium, Titrimetric, EDTA USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA218.2 Chromium by Graphite Furnace Atomic Absorption (GFAA) USACE U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA218.5 Chromium, Hexavalent, Dissolved USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA219.2 Cobalt by Graphite Furnace Atomic Absorption (GFAA) USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Determination of Inorganic Substances in Environmental Samples (EPA/600/R-93/100) N Y benf461 10/04/2023
Analysis EPA220.2 Copper by Graphite Furnace Atomic Absorption (GFAA) USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA239.2 Lead by Graphite Furnace Atomic Absorption (GFAA) USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA245.1 Mercury by Manual Cold Vapor Atomic Absorption (CVAA), Revision 3.0 USEPA U.S.EPA, 1994. Methods for the Determination of Metals in Environmental Samples, Supplement 1 (EPA/600/R-94/111), Revision 3.0. National Exposure Research Laboratory (NERL), Cincinnati, Ohio N Y benf461 10/04/2023
Analysis EPA245.5 Mercury in Sediments by Manual Cold Vapor Atomic Absorption (CVAA) USEPA U.S. Environmental Protection Agency Office of Water 600/4-91-010 N Y benf461 10/04/2023
Analysis EPA245.7 Mercury by Cold Vapor Atomic Flourescence (CVAF) USEPA U.S. Environmental Protection Agency Office of Water EPA 821/R-01-008, CD N Y benf461 10/04/2023
Analysis EPA249.2 Nickel by Graphite Furnace Atomic Absorption (GFAA) USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA258.1 Potassium by Flame Atomic Absorption (AA), Direct Aspiration USEPA U.S.EPA National Exposure Research Laboratory (NERL), Issued 1971; Editorial Revision 1974 N Y benf461 10/04/2023
Analysis EPA270.2 Selenium by Graphite Furnace Atomic Absorption (GFAA) USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA272.2 Silver by Graphite Furnace Atomic Absorption (GFAA) USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA273.1 Sodium by Flame Atomic Absorption (AA), Direct Aspiration USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA273.2 Sodium by Graphite Furnace Atomic Absorption (GFAA) USEPA U.S.EPA National Exposure Research Laboratory (NERL) N Y benf461 10/04/2023
Analysis EPA279.2 Thallium by Graphite Furnace Atomic Absorption (GFAA) USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA286.2 Vanadium by Graphite Furnace Atomic Absorption (GFAA) USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA300.0 Inorganic Anions, Ion Chromatography USEPA Methods for the Determination of Inorganic Substances in Environmental Samples (EPA/600/R-93/100) N Y benf461 10/04/2023
Analysis EPA310.1 Alkalinity (Titrimetric, pH 4.5) USEPA U.S.EPA National Exposure Research Laboratory (NERL), Issued 1971; Editorial Revision 1978 N Y benf461 10/04/2023
Analysis EPA310.2 Alkalinity (Colorimetric, Automated, Methyl Orange) USEPA U.S. Environmental Protection Agency Office of Water 600/4-79-020. N Y benf461 10/04/2023
Analysis EPA335.3 Total Cyanide by Automated UV Colorimetry USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA340.3 Fluoride by Colorimetry, Automated Compexone USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020) N Y benf461 10/04/2023
Analysis EPA350.1 Nitrogen as Ammonia, Colorimetric, Automated Phenate USEPA U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Determination of Inorganic Substances in Environmental Samples (EPA/600/R-93/100) N Y benf461 10/04/2023
Analysis EPA351.1 Nitrogen, Total, Kjeldahl, Colorimetric, Automated Phenol 600/4-79-020 USEPA U.S. Environmental Protection Agency Office of Water. N Y benf461 10/04/2023
Analysis EPA351.2 Total Kjeldahl Nitrogen in Water by Semiautomated Colorimetry, Revision 2 USEPA U.S. EPA, 1993. Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020), Revision 2, August 1993, EPA-ORD / EPA-OST. N Y benf461 10/04/2023
Analysis EPA351.2M Total Kjeldahl Nitrogen in Water by Semiautomated Colorimetry, Revision 2, Modified. USEPA U.S. EPA, 1993. Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020), Revision 2, August 1993, Modified, EPA-ORD / EPA-OST. N Y benf461 10/04/2023
Analysis EPA351.3 Total Kjeldahl Nitrogen Colorimetric, Titrimetric, Potentiometric USEPA U.S. Environmental Protection Agency Office of Water. 600/R-93-100 N Y benf461 10/04/2023
Analysis EPA351.4 Total Kjeldahl Nitrogen Potentiometric, Ion Selective Electrode USEPA U.S. Environmental Protection Agency Office of Water. 600/4-79-020 N Y benf461 10/04/2023
Analysis EPA353.2 Nitrogen, Nitrate-Nitrite (Colorimetric, Automated Cadmium Reduction), Revision 2 USEPA US EPA, 1993. Methods for the Determination of Inorganic Substances in Environmental Samples (EPA/600/R-93/100), Revision 2, August 1993, National Exposure Research Laboratory (NERL), Cincinnati, OH. N Y benf461 10/04/2023
Analysis EPA353.2M Nitrogen, Nitrate-Nitrite (Colorimetric, Automated Cadmium Reduction), Revision 2, Modified for Soils. USEPA US EPA, 1993. Methods for the Determination of Inorganic Substances in Environmental Samples (EPA/600/R-93/100), Revision 2, August 1993, National Exposure Research Laboratory (NERL), Cincinnati, OH. N Y benf461 10/04/2023
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