2,3,3',4,4',5,5'-Heptachlorobiphenyl (189) Back Catalog number: 66189 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97764 VOC Standard Price on request 9478.9-10MG Carbendazim, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 10605-21-7 Price on request 33259 Dibromoacetic acid Price on request