3-氨基-N-丁基-4-甲氧基苯磺酰胺;耐晒红PDC盐; Fast red pdc salt; Benzenesulfonamide,3-amino-N-butyl-4-methoxy; Fast Ponceau L Base; Red PDC Base; Fast Red Base SW; Fast Red PDC Base; Fast Red SW Base; Fast Red Ponceau L base; Azoene Fast Red PDC Base; Fast Red SW Special Base