4,4’-Diamino-3,3’-dimethyldiphenylmethane Back Catalog number: 94750 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended ACQ-AQ02-115 Ethanol standard in water,0.2g/L,water, 1.5mL Price on request 66077 PCB No. 77, 100µg/ml in Isooctane, 1ml Price on request X9216 2,4,5-T methyl ester Price on request