2,3,4,4',5,6-Hexachlorobiphenyl (166) Back Catalog number: 66166 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 52087 QC Standard 4 Price on request NG-16493-1G 3-Ethoxy propionaldehyde diethyl acetal, 1g Price on request 10015.16-100MG 2-Hexadecanone, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 18787-63-8 Price on request