2,2',3,4,4',5',6-Heptachlorobiphenyl (183) Back Catalog number: 66183 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71402 3,4-Dimethylphenol Price on request 8908.14-100-T 3-Methyl-2,2',4,4'-tetrachlorodiphenylmethane Price on request 55150 SDWA Color Price on request