7 laboratories in United States are accredited by A2LA under ISO/IEC 17025 to perform EPA 420.1 testing. These labs commonly handle Drinking water, Non-potable water matrices. From the accredited scope text: “EPA 420.1/9065 EPA 9065 EPA 9065 Total Residue - - - - - - - - - - SM 2540B - - - - - - - - - - - - - - - - - - - - Filterable Residue - - - - - - - - - - SM 2540C - - - - - - - - - - - - - - - - - -” “EPA 420.1 EPA 5530D ---------------------- EPA 420.1 EPA 5530D ----------------------- Total Phosphorus SM 4500P F EPA 365.1 EPA 200.7 ---------------------- EPA 6010D EPA 6010D Total Residue SM 2540B” “EPA 420.1 ----------------------- Phosphorous Total (mg/L) ----------------------- SM 4500 P-E ----------------------- Sulfate EPA 300.0 EPA 300.0 ----------------------- Sulfide ---------------------” “EPA 420.1 EPA 420.4 SM 5530 D-2005 EPA 420.1 EPA 420.4 SM 5530 D-2005 EPA 9066 --------------- Salinity --------------- SM 2520 B-2011 SM 25820 B-2021 --------------- --------------- Settleable Solids”
Fort Wayne, IN, US
EPA 420.1 EPA 5530D ---------------------- EPA 420.1 EPA 5530D ----------------------- Total Phosphorus SM 4500P F EPA 365.1 EPA 200.7 ---------------------- EPA 6010D EPA 6010D Total Residue SM 2540B ---------------------- --
Aurora, CO, US
EPA 420.1 Adapted from SM5530-D -- Phosphorous, Reactive HACH 10209 Adapted from SM4500-P E -- Phosphorous, Total HACH 10210 -- Sulfate HACH 10227 --
Livonia, MI, US
EPA 420.1/9065 EPA 9065 EPA 9065 Total Residue - - - - - - - - - - SM 2540B - - - - - - - - - - - - - - - - - - - - Filterable Residue - - - - - - - - - - SM 2540C - - - - - - - - - - - - - - - - - - - - Nonfilterable Residue - - - - - -
Ponce, US
EPA 420.1 ----------------------- Phosphorous Total (mg/L) ----------------------- SM 4500 P-E ----------------------- Sulfate EPA 300.0 EPA 300.0 ----------------------- Sulfide ----------------------- SM 4500-S2F ----------------------
Marietta, OH, US
EPA 420.1 EPA 420.1 Sulfate EPA 300.0 EPA 375.4 EPA 9056A SM 4500 SO4 E-2011 ASTM D516-16 EPA 300.0 EPA 375.4 EPA 9056A SM 4500 SO4 E-2011 ASTM D516-16 Sulfide EPA 376.1 SM 4500-S F-2011 EPA 9030B EPA 9034 Turbidity EPA 180.
Mt. Juliet, TN, US
EPA 420.1 EPA 420.4 SM 5530 D-2005 EPA 420.1 EPA 420.4 SM 5530 D-2005 EPA 9066 --------------- Salinity --------------- SM 2520 B-2011 SM 25820 B-2021 --------------- --------------- Settleable Solids --------------- SM 2540 F-201
Pomona, CA, US
EPA 420.1 (Preparation) EPA 420.4 Total Phosphorous EPA 365.1 Turbidity EPA 180.1 Volatile Organic Compounds 1,1,1,2-Tetrachloroethane 1,1,1-Trichloroethane 1,1,2,2-Tetrachloroethane 1,1,2-Trichloro-1,2,2-trifluoroethane (Freon 113
This page is a fixed slice of the register: every EPA 420.1 scope we hold for United States. Search narrows it further by city, accreditation body, or a term from the scope text itself.
Search labs in United StatesAmerican Association for Laboratory Accreditation (A2LA) is the primary accreditation body issuing ISO/IEC 17025 accreditation for testing laboratories in United States.
ISO/IEC 17025 is the international standard for the competence of testing and calibration laboratories. Accreditation to this standard provides independent confirmation that a laboratory operates a quality management system and is technically competent to produce valid results within its declared scope.