1325-35-5 (TETRASODIUM SALT) AIDS-000331 AIDS000331 Benzenesulfonic acid, 2-methyl-5-nitro-, alk. cond. products, reduced C.I. 40002 C.I. 40003 C.I. Direct Orange 15 Chlorazol Fast Orange D Chrome Leather Orange MR Diamine Orange D Diphenyl Orange R Direct Fast Orange Direct Orange MR NSC7229 (TETRASODIUM SALT Phenamine Fast Orange 6R Phenamine Fast Orange MR Suramin analog