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 32 Sulphites; thiosulphates Commodity Code Description 28 32 10 Sodium sulphites 28 32 20 Other sulphites 28 32 30 Thiosulphates
