4,4’-Diamino-3,3’-dimethyldiphenylmethane Back Catalog number: 98529 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended M-PPH10M1-1ML PAH 16Mixture, 100µg/ml in MeOH, 1ml Price on request 70945 Propyl ether Price on request 10178.0-1G Venezuelan Crude, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. Price on request