3,3´-Dimethoxybenzidine, certified, 0.1g Back Catalog number: C12721000 Availability: In the manufacturer's stock Price on request - + Recommended 1981.12-1G Tri-n-butyltin chloride, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 1461-22-9 Price on request 72077 2,4-Dichlorophenol-d3 Price on request 685286 D12-Benzo[a]pyrene, 100 µg/ml, Acetonitrile, 1ml Price on request