Benzidine Back Catalog number: 94737 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10448.12-K-IO 4,4'-Diaminobiphenyl-d8 (Rings-d8) Price on request MRX Mirex, 1.2mL x 100ug/mL, nonane Price on request 10014 Toxic Substances #1 Price on request