2,2',3,4',5,6,6'-Heptachlorobiphenyl (188) Back Catalog number: 66188 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10677.29-100UG (24R)-24-Ethylcholesta-3,5-diene,neat,neat,100 µg, Price on request 681986 Pethoxamid, 100 µg/ml, Acetonitrile, 5ml Price on request 673259 Dimethoate, 100 µg/ml, Acetonitrile, 5ml Price on request