EPA method 633 Analytes Back Catalog number: 40048 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 52027 Alternate Interferents B Price on request T786038 Trifluoroacetic Acid-13C, 10mg Price on request 11737.12-100-IO 2,2',3,3',5,6'-Hexachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request