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 90535 2,3,4,5-Tetrachlorophenol Price on request 59626 PSiS ICV Price on request 676404 Acetaldehyde, 5ml Price on request