E513

E513 (Sulfuric Acid) is a chemical compound produced by the contact process of sulphur trioxide with sulphur-containing raw materials or as a by-product of the smelting of non-ferrous metals or metal sulphide concentrates. It is obtained by the absorption of SO3 and water into H2SO4 (at a concentration of at least 98%) (1) or as a raw material SO2...