SODIUM 4-CHLORO-5-NITROTOLUENE-3-SULFONATE, Benzenesulfonic acid,2-chloro-5-methyl-3-nitro-,sodium salt (1:1), Benzenesulfonicacid,2-chloro-5-methyl-3-nitro-,sodium salt (9CI), sodium 2-chloro-5-methyl-3-nitrobenzenesulfonate, EINECS 275-562-5, Sodium 4-chloro-5-nitrotoluene-3-sulphonate