4,4´-Diamino-3,3´-dimethyldiphenyl methane, certified, 0.1g Back Catalog number: C12194800 Availability: In the manufacturer's stock Price on request - + Recommended 18000-0302-100AN1 Ciprofloxacin-HCl, 100ug/ml, 10ml in ACN Price on request LA20635100CY Benzo(a)pyrene D12, 10µg/mL in Cyclohexane, 1ml Price on request 9705.10-1G 1,2-Dihydroxynaphthalene, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 574-00-5 Price on request