4,4’-Diamino-3,3’-dimethyldiphenylmethane Back Catalog number: 94728 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended E600003 L-(+)-Ergothioneine-d9, 1mg Price on request TBBPA 3,3',5,5'-Tetrabromobisphenol-A, 50µg/ml in MeOH, 1,2ml Price on request 11662.10-50-IO 1,8-Dichloronaphthalene,50 µg/mL,isooctane,1mL, Price on request