3,3’-Dimethylbenzidine Back Catalog number: 90898 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1839.9-1G 4-Ethylbenzoic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 619-64-7 Price on request 9839.19-25MG Phenylbutazone,neat,neat,25mg Price on request C11320000 Chloridazon, 250mg Price on request