Benzidine Back Catalog number: 43124 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681030 PCB 195, 5mg Price on request 2761.14-1ML 3,3'-Dimethoxybenzidine, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 119-90-4 Price on request 52130 WP AMP 2 Trace Elements - Cal Check Price on request