PHÂN CHƯƠNG IVSub-chapter
PHÂN CHƯƠNG IV — INORGANIC BASES AND OXIDES, HYDROXIDES AND PEROXIDES OF METAL
BAZƠ VÀ OXIT VÔ CƠ, HYDROXIT VÀ PEROXIT KIM LOẠI
Codes under heading PHÂN CHƯƠNG IV
- 2814 Ammonia, anhydrous or in aqueous solution
- 2815 Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium
- 2816 Hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides, of strontium or barium
- 2817 Zinc oxide; zinc peroxide
- 2818 Artificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide
- 2819 Chromium oxides and hydroxides
- 2820 Manganese oxides
- 2821 Iron oxides and hydroxides; earth colours containing 70% or more by weight of combined iron evaluated as Fe2O3
- 28220000 Cobalt oxides and hydroxides; commercial cobalt oxides
- 28230000 Titanium oxides
- 2824 Lead oxides; red lead and orange lead
- 2825 Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides
- 2826 Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts
- 2827 Chlorides, chloride oxides and chloride hydroxides; bromides and bromide oxides; iodides and iodide oxides
- 2828 Hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites
- 2829 Chlorates and perchlorates; bromates and perbromates; iodates and periodates
- 2830 Sulphides; polysulphides, whether or not chemically defined
- 2831 Dithionites and sulphoxylates
- 2832 Sulphites; thiosulphates
- 2833 Sulphates; alums; peroxosulphates (persulphates)
- 2834 Nitrites; nitrates
- 2835 Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined
- 2836 Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate
- 2837 Cyanides, cyanide oxides and complex cyanides
- 2839 Silicates; commercial alkali metal silicates
- 2840 Borates; peroxoborates (perborates)
- 2841 Salts of oxometallic or peroxometallic acids
- 2842 Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides
Data updated: 31/07/2026 · Found wrong or missing data? Report an issue for this code →