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 40 BORATES; PEROXOBORATES (PERBORATES). 28 40 30 PEROXOBORATES (PERBORATES) Commodity Code Description 28 40 30 00 PEROXOBORATES (PERBORATES)