Section 06 PRODUCTS OF THE CHEMICAL OR ALLIED INDUSTRIES 28 Inorganic chemicals; organic or inorganic compounds of precious metals , of rare 28 40 Borates; peroxoborates (perborates). 28 40 11 28 40 11 00 Commodity Code Description 28 40 11 00 00 -- Anhydrous 28 40 19 00 00 -- Other 28 40 20 00 00 - Other borates 28 40 30 00 00 - Peroxoborates (perborates)