Section 06 Products of the chemical or allied industries 28 Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or isotopes 28 26 Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts. Commodity Code Description 28 26 12 Of aluminium 28 26 19 Other 28 26 30 Sodium hexafloroaluminate (synthetic cryolite) 28 26 90 Other