Home Display Materials Polyimide (PI) material 3,3′,5,5′-Tetramethylbenzidine (TMB) 3,3′,5,5′-Tetramethylbenzidine (TMB) CAS: 54827-17-7 Category: Polyimide (PI) material Related products Nadic Anhydride (NA)CAS: 826-62-0 Polyimide (PI) material 3,3′-Dihydroxybenzidine (HAB)CAS: 2373-98-0 Polyimide (PI) material 4,4′-Oxydiphthalic anhydrideCAS: 1823-59-2 Polyimide (PI) material 9,9-Bis[4-(4-aminophenoxy)phenyl] fluorene (BAOFL)CAS: 47823-88-1 Polyimide (PI) material