2,3,3',4,4',5'-Hexachlorobiphenyl (157) Back Catalog number: 68157 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2096.16-10MG Bis(2-ethoxyethyl) phthalate, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 605-54-9 Price on request 20046 CLP Volatiles - Low Concentration Mix #5 Price on request 96625 Barbiturates Price on request