2,2’,3,4’,5,5’,6-Heptachlorobiphenyl (187) Back Catalog number: 66187 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677257 Tetrachloroethene, 1ml Price on request 674553 Picolinafen free acid, 10mg Price on request 2348.9-K-IPX5 4-n-Propylphenol-d12, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 352431-21-1 Price on request