3,3’-Dimethylbenzidine Back Catalog number: 94751 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93971 EPA Method 525 Surrogate Standard Price on request 682740 n-Hexadecane, 1000mg Price on request 1529.24-10MG Dibenzo[a,i]pyrene-d14, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 158776-07-9 Price on request