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 27 Chlorides, chloride oxides and chloride hydroxides; bromides and bromide oxides; iodides and iodide oxides. 28 27 20 Calcium chloride Commodity Code Description 28 27 20 00 Calcium chloride