| 2813.90    |            | IV.- INORGANIC BASES AND OXIDES, HYDROXIDES AND PEROXIDES OF METALS | 
| 28.15      |            | Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium | 
| 2815.30    | 000        | Peroxides of sodium or potassium | 
| 28.16      |            | Hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides, of strontium or barium | 
| 2816.10    | 000        | Hydroxide and peroxide of magnesium | 
| 2816.40    | 000        | Oxides, hydroxides and peroxides, of strontium or barium | 
| 2817.00    | 000        | Zinc oxide; zinc peroxide | 
| 28.25      |            | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides | 
| 2825.50    | 000        | Copper oxides and hydroxides | 
| 2825.90    |            | V.- SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS | 
| 2827.41    | 000        | Of copper | 
| 28.29      |            | Chlorates and perchlorates; bromates and perbromates; iodates and periodates | 
| 28.33      |            | Sulphates; alums; peroxosulphates (persulphates) | 
| 2833.25    | 000        | Of copper | 
| 2833.40    | 000        | Peroxosulphates (persulphates) | 
| 28.36      |            | Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate | 
| 28.40      |            | Borates; peroxoborates (perborates) | 
| 2840.30    | 000        | Peroxoborates (perborates) | 
| 28.41      |            | Salts of oxometallic or peroxometallic acids | 
| 2841.50    |            | Other chromates and dichromates; peroxochromates | 
| 2841.50    |            | Manganites, manganates and permanganates : | 
| 2841.61    | 000        | Potassium permanganate | 
| 28.42      |            | Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides |