Section 06 PRODUCTS OF THE CHEMICAL OR ALLIED INDUSTRIES 28 Inorganic chemicals; organic or inorganic compounds of precious metals , of rare 28 16 Hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides, of stront 28 16 10 28 16 10 00 Commodity Code Description 28 16 10 00 00 - Hydroxide and peroxide of magnesium 28 16 40 00 00 - Oxides, hydroxides and peroxides, of strontium or barium