英文别名O-TOLUIDINE DISULFONIC ACID; 4,4'-diamino-5,5'-dimethylbiphenyl-2,2'-disulphonic acid; 5-amino-2-(4-amino-5-methyl-2-sulfophenyl)-4-methylbenzenesulfonic acid; o-Tolidine-6,6'-disulfonic acid; 4,4'-Diamino-3,3'-dimethylbiphenyl-6,6'-disulfonic acid; 3,3'-dimethyl-4,4'-diaminobiphenyl-6,6'-disulfonic acid; 4,4'-Diamino-5,5'-dimethyl-biphenyl-2,2'-disulfonsaeure; 4,4'-diamino-5,5'-dimethyl-biphenyl-2,2'-disulfonic acid 
