SECTION VI - PRODUCTS OF THE CHEMICAL OR ALLIED INDUSTRIES > CHAPTER 28 - INORGANIC CHEMICALS; ORGANIC OR INORGANIC COMPOUNDS OF PRECIOUS METALS, OF RARE-EARTH METALS, OF RADIOACTIVE ELEMENTS OR OF ISOTOPES > II. INORGANIC ACIDS AND INORGANIC OXYGEN COMPOUNDS OF NON-METALS > 2806 Hydrogen chloride (hydrochloric acid); chlorosulphuric acid > Chlorosulphuric acid