2,2',3,3',4,4',6-Heptachlorobiphenyl (171) Back Catalog number: 63171 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71112 Swep Price on request 2817.11-100-IO 1-Methyl-2-naphthol, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1076-26-2 Price on request 72070 Di-n-butyl phthalate-d4 Price on request