127-68-4 Benzenesulfonic acid, 3-nitro-, sodium salt Benzenesulfonic acid, m-nitro-, sodium salt Ludigol NSC9795 Nacan Nitrobenzen-m-sulfonan sodny Nitrol S Sodium 3-nitrobenzenesulfonate Sodium m-nitrobenzenesulfonate Tiskan WLN: WNR CSWO &-NA- m-Nitrobenzenesulfonic acid sodium salt