Heading (4-digit)
2831Dithionites and sulphoxylates:
亜二チオン酸塩及びスルホキシル酸塩
HS code 2831 is a Heading (4-digit) classification number. In Japan's trade statistics (published by Ministry of Finance), it represents import/export items classified as “Dithionites and sulphoxylates:”. This code has 2 subcategories defined below it.
Latest trade statistics
In May 2026, Japan's imports under HS code 2831 (Dithionites and sulphoxylates:) totaled ¥40M (YoY -61.7%), with a volume of 120,190 KG at about ¥329/KG. The top import sources are People's Republic of China (41.7%), Republic of Korea (26.3%), Taiwan (13.6%). Exports totaled ¥593,000 (YoY -84.8%), with a volume of 1,000 KG at about ¥593/KG. The top export destinations are Indonesia (50.2%), Thailand (19.1%), Philippines (9.6%).
Export (May 2026)
¥593,000
YoY: -84.8%
Qty: 1,000 KG
Unit price: ¥593/KG
Import (May 2026)
¥40M
YoY: -61.7%
Qty: 120,190 KG
Unit price: ¥329/KG
Top export destinations (2025)
| # | Country | Value | Share | Qty | Unit price |
|---|---|---|---|---|---|
| 1 | Indonesia | ¥24M | 50.2% | 33,000 KG | ¥729/KG |
| 2 | Thailand | ¥9M | 19.1% | 13,700 KG | ¥671/KG |
| 3 | Philippines | ¥5M | 9.6% | 4,000 KG | ¥1,149/KG |
| 4 | United States of America | ¥4M | 8.1% | 1,520 KG | ¥2,561/KG |
| 5 | People's Republic of China | ¥3M | 6.8% | 3,000 KG | ¥1,090/KG |
Top import sources (2025)
| # | Country | Value | Share | Qty | Unit price |
|---|---|---|---|---|---|
| 1 | People's Republic of China | ¥423M | 41.7% | 2,123,995 KG | ¥199/KG |
| 2 | Republic of Korea | ¥266M | 26.3% | 1,007,815 KG | ¥264/KG |
| 3 | Taiwan | ¥138M | 13.6% | 324,000 KG | ¥427/KG |
| 4 | Germany | ¥113M | 11.2% | 327,200 KG | ¥346/KG |
| 5 | India | ¥73M | 7.2% | 185,200 KG | ¥393/KG |
Subcategories2items
Related codes
Other codes in the same classification group
2801Fluorine, chlorine, bromine and iodine:2804Hydrogen, rare gases and other non-metals:2805Alkali or alkaline-earth metals; rare-earth metals, scandium and yttrium, whether or not intermixed or interalloyed; mercury:2806Hydrogen chloride (hydrochloric acid); chlorosulphuric acid:2809Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined:2811Other inorganic acids and other inorganic oxygen compounds of non-metals:2812Halides and halide oxides of non-metals:2813Sulphides of non-metals; commercial phosphorus trisulphide:2814Ammonia, anhydrous or in aqueous solution:2815Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium:2816Hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides, of strontium or barium:2818Artificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide:2819Chromium oxides and hydroxides:2820Manganese oxides:2821Iron oxides and hydroxides; earth colours containing 70 % or more by weight of combined iron evaluated as Fe2O3:2824Lead oxides; red lead and orange lead:2825Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides:2826Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts:2827Chlorides, chloride oxides and chloride hydroxides; bromides and bromide oxides; iodides and iodide oxides:2828Hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites:2829Chlorates and perchlorates; bromates and perbromates; iodates and periodates:2830Sulphides; polysulphides, whether or not chemically defined:2832Sulphites; thiosulphates:2833Sulphates; alums; peroxosulphates (persulphates):2834Nitrites; nitrates:2835Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined:2836Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate:2837Cyanides, cyanide oxides and complex cyanides:2839Silicates; commercial alkali metal silicates:2840Borates; peroxoborates (perborates):2841Salts of oxometallic or peroxometallic acids:2842Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides:2843Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals:2844Radioactive chemical elements and radioactive isotopes (including the fissile or fertile chemical elements and isotopes) and their compounds; mixtures and residues containing these products:2845Isotopes other than those of heading 28.44; compounds, inorganic or organic, of such isotopes, whether or not chemically defined:2846Compounds, inorganic or organic, of rare-earth metals, of yttrium or of scandium or of mixtures of these metals:+3
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