Classification: Mineral Acid CAS No.: 7664-93-9 Other Names: Hydrogen Sulphate, Oil of Vitriol, Battery Acid Place of Origin: India Grade Standard: Commercial Purity: 98% Appearance: Odorless, Clear to Amber, Heavy, Oily Liquid Application: Cleaning of Metals, Removal of Impurities from Oil, Manufacturing of Chemicals Nitric Acid, Hydrochloric Acid, Synthesis of Dye, Detergents, etc.