2,2’,4,4’,6,6’-Hexachlorobiphenyl (155) Back Catalog number: 63155 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92966 WS Regulated Volatiles Amp 1 - Cal Check Price on request 97942 1,4-Dioxane Price on request DF-1278-S 1,2,7,8-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request