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 19 CHROMIUM OXIDES AND HYDROXIDES. Commodity Code Description 28 19 10 CHROMIUM TRIOXIDE 28 19 90 OTHER CHROMIUM OXIDES AND HYDROXIDES