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 676143 Avermectin B1b, 100 µg/ml, Acetonitrile, 1ml Price on request 679780 Xylene, 1ml Price on request 673779 2,4-DB-methyl ester, 100 µg/ml, Ethyl acetate, 5 Price on request