4,4’-Diamino-3,3’-dimethyldiphenylmethane Back Catalog number: 94728 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79254 Dalapon Price on request 9789.10-100ME DL-4-Methylamphetamine hydrochloride, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request H945928 7-Hydroxy Methotrexate-d3 Ammonium Salt, 1mg Price on request