2,2',3,3',4,4',6-Heptachlorobiphenyl (171) Back Catalog number: 66171 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 57373 Tantalum (Ta) Price on request 8016.24-10MG Bis(2-ethylhexyl) isophthalate, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 137-89-3 Price on request 90555 BTEX Standard Price on request