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 MHXCHLOR (13C10)Chlordene, 1.2mL x 100ug/mL, nonane Price on request 680073 2,3-Dichloronitrobenzene, 250mg Price on request 8578.X-100MG Triton X-405 (70% in water) Price on request