2,2',3,4',5,6,6'-Heptachlorobiphenyl (188) Back Catalog number: 63188 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 55163 WP Inorganic Waste Water Kit Price on request 673678 Procymidone, 100 µg/ml, Ethyl acetate, 5ml Price on request 9419.19-25MG Warfarin,neat,neat,25mg Price on request