EPA Method 8121 Analytes Back Catalog number: 81202 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59179A TOC Calibration Standard (C) Price on request 8711.12-5MG 2,3,3',4',5,6-Hexachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 74472-44-9 Price on request 673620 gamma-HCH, 100 µg/ml, Ethyl acetate, 5ml Price on request