P-toluenesulfonic acid Item no.: hl1003 Cas rn: 104-15-4 Einecs: 203-180-0 Synonyms: 4-toluene sulfonic acid, p-methylbenzene sulfonic acid, 4-methyl-benzenesulfonic acid, 4-methylbenzenesulfonic acid, 4-toluenesulfonic acid, acid p-toluenesulfonique Molecular weight: 172.20 Molecular formula: c7h8o3s Appearance: white crystalline powder Specifications: 99%, 97%, 95% Packing: 25 kg/bag 25 kg/bag