4,4’-Diamino-3,3’-dimethyldiphenylmethane Back Catalog number: 94728 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C17133000 Tadalafil, certified, 0.1g Price on request LGCAMP0460.08-01 Bisoprolol Fumarate, 1.0mg/ml in MeOH (as free base), 1ml Price on request 71748 SAE 10w-40Motor Oil Price on request