80-22-8 Azoene Fast Red PDC Base Azoic diazo component 25, base Benzenesulfonamide, 3-amino-N-butyl-4-methoxy- C.I. 37151 C.I. Azoic Diazo Component 14 Fast Ponceau L Base Fast Red Base SW Fast Red PDC Base Fast Red Ponceau L base Fast Red SW Base Fast Red SW Special Base Hiltonil Fast Red PDC Base Metanilamide, N1-butyl-4-methoxy- N'-Butyl-4-methoxymetanilamide N1-Butyl-4-methoxymetanilamide NSC50673 Red PDC Base