4,4´-Diamino-3,3´-dimethyldiphenyl methane, certified, 0.1g Back Catalog number: C12194800 Availability: In the manufacturer's stock Price on request - + Recommended 3317.12-100 Benthiocarb, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 28249-77-6 Price on request 95184 Supelco Column # 101336-05 Price on request DTPRP Tri-n-propyl phosphate-d21, 1.2ml x 50ug/ml, toluene Price on request