2-Naphthalenol,1-[(2-chloro-4-nitrophenyl)azo]- (9CI);2-Naphthol,1-(2-chloro-4-nitrophenylazo)- (6CI);C.I. Pigment Red 4 (7CI,8CI);1-(2-Chloro-4-nitrophenylazo)-2-naphthol;1-(o-Chloro-p-nitrophenylazo)-2-naphthol;ADC Permanent Red Toner R;American Vermilion;C-Red 1;C.I. 12085;Carnelio Red R;Chlorparanitraniline Red;D and C Red No. 36;C Red No. 36;Dainichi Permanent Red RX;Duplex Permaton Red L 20-7022;Fast Orange 3R;Fast Orange 3RJ;Fastona Red R;Fire Red Toner;Flame Tones;Glo-blaze Red R 152;Irgalite Red PRR;Isol Fast Red R;Isol Fast Red RG;Kromon RedR;Latexol Red J;Lutetia Fast Orange 3R;Monolite Fast RedG;Monolite Fast Red GF;No. 1 Forthfast Red R;Permanent Red BFR;Permanent Red R;Permanent Red R Extra;Permanent Red Toner R;Permaton Red;Pigment Scarlet Zh;Pyrotone Red Toner RA 5520;Red Extract R;Red No. 228;Rubber Red R Extra;Segnale Light Red PRG;Silopol Red G;Siloton Red 2G;SytonFast Red R;Tanager Red X 761;Vulcafor Orange R;