2,2',3,3',4,5,6'-Heptachlorobiphenyl (174) Back Catalog number: 63174 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2502.15-K-IP 4-Ethylphenol-d9-PFB, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. Price on request 9419.19-25MG Warfarin,neat,neat,25mg Price on request 682707 m-Phenylenediamine, 1000mg Price on request