フェニルMB(Phenyl MB)commercial Compounds 1,3-Dihydro-1-phenyl-2H-benzimidazole-2-thione CAS No. 4493-32-7
2M-5Scommercial Compounds Sodium-2-mercaptobenzimidazole-5-sulfonate dihydrate CAS No. 207511-11-3 MITI No. 5-471