2,2’,3,3’,4,4’-Hexachlorobiphenyl (128) Back Catalog number: 63128 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71578 2,4-Dinitrophenol-PFB derivative Price on request 3814.20-200-IO 1,2'-Binaphthyl, 200µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4325-74-0 Price on request 673231 Chloroxuron, 100 µg/ml, Acetonitrile, 5ml Price on request