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 3-B-278-CDF 3-Bromo-2,7,8-trichlorodibenzofuran, 1.2ml x 50ug/ml, toluene Price on request M294540 3-Methylcrotonyl Glycine, 50mg Price on request 674997 PSA-GCB-Mix 14 Price on request