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 673330 Iprovalicarb, 10.0 µg/ml, Acetonitrile, 10ml Price on request 684308 Mefenpyr, 10mg Price on request 11229.26-50MG Amlodipine besylate,neat,neat,50mg, Price on request