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 1282.34-10MG Betulin diacetate, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1721-69-3 Price on request 72160 Famotidine Price on request 79158 N-Nitrosodi-n-propylamine Price on request