Benzidine, 100mg Back Catalog number: 676771 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 673686 Pyrazophos, 100 µg/ml, Ethyl acetate, 5ml Price on request 1963.12-50-IO 2,2',4,5'-Tetrabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 243982-82-3 Price on request 3454.10-100-CY Metoxuron Price on request