Category |
Code |
Description |
Source |
Reference |
Active
|
Alias
|
ANALYSIS
|
I-4600-85
|
Total Phosphorus - Colorimetric, Automated, Ascorbic Acid (USGS)
|
|
U.S. Geological Survey (USGS) Branch of Information Service, Box 25286, MS 417, Federal Center, Denver, CO 80225-0286, Phone: 303-202-4700
|
Y
|
|
Analysis
|
USGS-PCMSC-GS-C-V2
|
Standard Operating Procedures for Grain-Size Analysis and Carbon Analysis, V2.
|
|
U.S. Geological Survey, Pacific Coastal and Marine Science Center, Sediment and Carbon Laboratories, Santa Cruz, CA. V2, November 30, 2022.
|
Y
|
|
Analysis
|
EPA273.2
|
Sodium by Graphite Furnace Atomic Absorption (GFAA)
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL)
|
Y
|
|
Analysis
|
EPA365.1
|
Phosphorus, All Forms (Colorimetric, Automated, Ascorbic Acid)
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL) 600/R-93-100
|
Y
|
|
Analysis
|
EPA420.1
|
Phenols by Spectrophotometry
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
Y
|
|
Analysis
|
EPA420.1M
|
Phenols by Spectrophotometry, modified
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
Y
|
|
Analysis
|
EPA352.1
|
Nitrate by Colorimetry
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), 1971
|
Y
|
|
Analysis
|
EPA360.2
|
Dissolved Oxygen (DO) by Modified Winkler Full Bottle
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), 1971 600/4-79-020
|
Y
|
|
MEASUREMENT
|
EPA170.1
|
Temperature by Thermistor
|
|
U.S.EPA National Exposure Research Laboratory (NERL), 1974. Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
Y
|
|
Analysis
|
EPA354.1
|
Nitrogen, Nitrite, by Spectroscopy (Colorimetry; Photometry)
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), 1979. Methods and Guidance for Analysis of Water and Wastes (MCAWW), Version 2.0 (EPA/600/4-79/020)
|
Y
|
|
Analysis
|
EPA505
|
Determination of Organohalide Pesticides and Commercial Polychlorinated Biphenyl (PCB) Products in Water by Microextraction and Gas Chromatography
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), 1995. Methods for the Determination of Organic Compounds in Drinking Water - Supplement III (EPA/600/R-95-131), Revision 2.1, 1995.
|
Y
|
|
Analysis
|
EPA625
|
Base/Neutral and Acid Organics in Wastewater by GC/MS
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Cincinnati, Ohio, Methods and Guidance for Analysis of Water CD, Version 2.0
|
Y
|
|
Analysis
|
EPA625-SIM
|
Base/Neutral and Acid Organics in Wastewater by GC/MS, Selective Ion Monitoring (SIM)
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Cincinnati, Ohio, Methods and Guidance for Analysis of Water CD, Version 2.0
|
Y
|
EPA625SIM
|
Analysis
|
EPA625M
|
Base/Neutral and Acid Organics in Wastewater by GC/MS, Modified
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Cincinnati, Ohio, Methods and Guidance for Analysis of Water CD, Version 2.0
|
Y
|
|
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
|
Y
|
|
Analysis
|
EPA236.1
|
Iron by Flame Atomic Absorption (AA), Direct Aspiration
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Issued 1971; Editorial Revision 1974 and 1978.
|
Y
|
|
Analysis
|
EPA202.1
|
Aluminum by Flame Atomic Absorption (AA), Direct Aspiration
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Issued 1971; Editorial Revision 1974 and 1978.
|
Y
|
|
Analysis
|
EPA243.1
|
Manganese by Flame Atomic Absorption (AA), Direct Aspiration
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Issued 1971; Editorial Revision 1974 and 1978.
|
Y
|
|
Analysis
|
EPA310.1
|
Alkalinity (Titrimetric, pH 4.5)
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Issued 1971; Editorial Revision 1978
|
Y
|
|
Analysis
|
EPA376.1
|
Sulfide (Titrimetric, Iodine)
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Issued 1971; Editorial Revision 1978, Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
Y
|
|
Analysis
|
EPA245.2
|
Mercury by Automated Cold Vapor Atomic Absorption (CVAA)
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Issued 1974
|
Y
|
|
Analysis
|
EPA418.1
|
Petroleum Hydrocarbons, Total Recoverable, Infrared Spectroscopy
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Methods for Chemical Analysis of Water and Waste 1983 (EPA-600/4-79/020 PB84-18677)
|
Y
|
|
Analysis
|
EPA446.0
|
Chlorophylls and Pheopigments in Phytoplankton by Spectrophotometry
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Methods for Determination of Chemical Substances in Marine and Estuarine Matrices - 2nd Edition (EPA/600/R-97/072)
|
Y
|
|
Analysis
|
EPA440.0
|
Elemental Carbon and Nitrogen by Combustion and Thermal Conductivity
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Methods for Determination of Chemical Substances in Marine and Estuarine Matrices - 2nd Edition (EPA/600/R-97/072)
|
Y
|
|
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)
|
Y
|
|
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)
|
Y
|
|
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)
|
Y
|
|
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)
|
Y
|
|
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)
|
Y
|
|
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)
|
Y
|
|
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)
|
Y
|
|
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)
|
Y
|
|
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)
|
Y
|
|
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)
|
Y
|
|
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)
|
Y
|
|
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)
|
Y
|
|
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)
|
Y
|
|
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)
|
Y
|
|
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)
|
Y
|
|
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)
|
Y
|
|
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)
|
Y
|
|
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)
|
Y
|
|
Analysis
|
EPA420.2
|
Phenolics, Total Recoverable, Colorimetric, Automated 4-AAP with Dis
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
Y
|
|
Analysis
|
EPA425.1
|
Methylene Blue Active Substances (MBAs) Colorimetric
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
Y
|
|
Analysis
|
EPA340.2
|
Fluoride, Potentiometric, Ion Selective Electrode
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
Y
|
|
Analysis
|
EPA335.2
|
Total Cyanide in Water by Titrimetry, Spectrophotometry
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
Y
|
|
Analysis
|
EPA350.3M
|
Nitrogen as Ammonia (Potentiometric, Ion Selective Electrode), Modified
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
Y
|
|
Analysis
|
EPA160.4M
|
Residue, Volatile, Muffle Furnace, Gravimetric, Ignition at 550 Deg-C, modified
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
Y
|
|
Analysis
|
EPA220.1
|
Copper by Flame Atomic Absorption, 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)
|
Y
|
|
Analysis
|
EPA289.1
|
Zinc 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)
|
Y
|
|
1504 records
|