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 2169.6-200-MEX5 Aniline Price on request 673795 Maleic hydrazide, 250mg Price on request 53326 Gun Shot Residue Price on request