1 CAS NO:503-40-2 2 Purity:99%MIN 3 EINECS NO:207-966-4 4 Application:Used in field of electroplating ... :Dimethyl disulfide series,levulinic acid, AZO initiator series,etc.Over 40 kinds of our products are widely used in field of ... ,petrochemical additives, electroplating chemicals, high polymer resins spices etc.CAS NO.503-40-2FormulaCH2(SO3H)2 M.W176.17Appearance White crystal powder Methane ...