Section 06 PRODUCTS OF THE CHEMICAL OR ALLIED INDUSTRIES 28 INORGANIC CHEMICALS; ORGANIC OR INORGANIC COMPOUNDS OF PRECIOUS METAL, OFRARE-EARTH METALS, OF RADIOACTIVE ELEMENTS OR OF ISOTOPES 28 02 SULPHUR, SUBLIMED OR PRECIPITATED; COLLOIDAL SULPHUR. Commodity Code Description 28 02 00 SULPHUR, SUBLIMED OF PRECIPITATED; COLLOIDAL SULPHUR