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 S-13636A1-1ML Triadimefon, 100µg/ml in Acetonitrile, 1ml Price on request 91625 Surrogate Standard Price on request 73325 Cybutryne, 1000µg/ml in Acetone, 1ml Price on request