2,2’,3,4’,5,5’,6-Heptachlorobiphenyl (187) Back Catalog number: 66187 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 30277 EPA Method 548.1 Analyte Price on request 58032 Germanium (Ge) Price on request 57047 Silver (Ag), 1000µg/ml in 2%-HNO3/Water, 100ml Price on request