EPA Method 405.1
Biochemical Oxygen Demand. Official Name: Biochemical Oxygen Demand (5 days, 20oC)
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EPA Method 410.1
Chemical Oxygen Demand by Titrimetry. Official Name: Chemical Oxygen Demand (Titrimetric, Mid-Level)
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EPA Method 410.2
Chemical Oxygen Demand by Titrimetry. Official Name: Chemical Oxygen Demand (Titrimetric, Low Level)
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EPA Method 410.3
Chemical Oxygen Demand in Saline Waters by Titrimetry. Official Name: Chemical Oxygen Demand (Titrimetric, High Level for Saline Waters)
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EPA Method 410.4
Chemical oxygen demand in water by colorimetry. Official Name: Method 410.4: The Determination of Chemical oxygen demand by semi-automated colorimetry
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EPA Method 413.1
Oil and Grease in Water by Extraction and Gravimetery. Official Name: Oil And Grease (Gravimetric, Separatory Funnel Extraction)
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EPA Method 413.2
Oil & Grease, Total Recoverable - Spectrophot.
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EPA Method 415.1
Total Organic Carbon. Official Name: Organic Carbon, Total (Combustion or Oxidation)
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EPA Method 415.2
Organic Carbon, Total - UV Promoted
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EPA Method 415.3
Dissolved and Total Organic Carbon and UV Absorbance at 254 nm in Source Water and Drinking Water. Official Name: Determination of Total Organic Carbon and Specific UV Absorbance at 254 nm in Source Water and Drinking Water
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EPA METHOD 418.1
Petroleum Hydrocarbo
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EPA Method 420.1
Phenols by Spectrophotometry. Official Name: Phenolics, Total Recoverable (Spectrophotometric, Manual 4-AAP with Distillation)
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EPA Method 420.2
Phenolics by Automated Colorimetry. Official Name: Phenolics, Total Recoverable (Colorimetric, Automated 4-AAP with Distillation)
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EPA Method 420.3
Phenols - Spectrophot/MBTH
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EPA Method 420.4
Total recoverable phenolics in water by semi-automated colorimetry. Official Name: Determination of Total Recoverable Phenolics by Semi-Automated Colorimetry
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EPA Method 425.1
Surfactants by Colorimetry. Official Name: Methylene Blue Active Substances (MBAS) (Colorimetric)
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EPA Method 430.1
NTA - Colorimetric, Manual, Zinc-Zincon
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EPA Method 430.2
NTA - Colorimetric, Automated, Zinc-Zincon
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EPA Method 435
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EPA Method 440.0
Elemental C and N by Combustion and Thermal Conductivity. Official Name: Determination of Carbon and Nitrogen in Sediments and Particulates of Estuarine/Coastal Waters Using Elemental Analysis
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EPA Method 445
Chlorophyll and Pheophytin in Algae by Fluorescence. Official Name: In Vitro Determination of Chlorophyll a and Pheophytin a in Marine and Freshwater Algae by Fluorescence
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EPA Method 446
In Vitro Chlorophylls & Pheopigments in algae
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EPA Method 447
Chlorophyll a and b in phytoplankton by HPLC/UV. Official Name: Determination of Chlorophylls a and b and Identification of Other Pigments of Interest in Marine and Freshwater Algae Using High Performance Liquid Chromatography with Visible Wavelength Detection.
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EPA Method 450.1
Total Organic Halide
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