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 93755 Isocratic Test Standard Price on request 673618 delta-HCH, 100 µg/ml, Ethyl acetate, 5ml Price on request 10773.12-50-IO 2,2',3,3',4,4',5,6,6'-Nonabromobiphenyl Price on request