Benzidine Back Catalog number: 70027 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72899 Methyl isobutyrate Price on request 93939 Volatile Mix 1-B Price on request 1340.12-10MG 4-Nitrobiphenyl, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 92-93-3 Price on request