3,3’-Dimethylbenzidine Back Catalog number: 90898 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95402 Aroclor 1221 & Tetrachloro-m-xylene Price on request 10808.18-K-ME Clozapine N-Oxide Price on request 70330 Allyl alcohol Price on request