HSN Codes · Chapter 28
Inorganic Chemicals
Industrial inorganic chemicals — acids, alkalis, oxides, and salts — plus compounds of precious and rare-earth metals.
| Code | Description | Typical GST rate |
|---|---|---|
| 282890 | Hypochlorites ; commercial calcium hypochlorites; chlorites; hypobromites — other | — |
| 28289011 | Hypochlorites ; commercial calcium hypochlorites; chlorites; hypobromites — other — bleaching paste or powder | — |
| 28289019 | Hypochlorites ; commercial calcium hypochlorites; chlorites; hypobromites — other — other | — |
| 28289020 | Hypochlorites ; commercial calcium hypochlorites; chlorites; hypobromites — other — potassium hypochlorites | — |
| 28289030 | Hypochlorites ; commercial calcium hypochlorites; chlorites; hypobromites — other — sodium chlorite | — |
| 28289040 | Hypochlorites ; commercial calcium hypochlorites; chlorites; hypobromites — other — aluminium chlorite | — |
| 28289050 | Hypochlorites ; commercial calcium hypochlorites; chlorites; hypobromites — other — hypobromites | — |
| 28289060 | Bleaching paste or powder of other hypochlorites | — |
| 28289090 | Hypochlorites ; commercial calcium hypochlorites; chlorites; hypobromites — other — other | — |
| 2829 | Chlorates and perchlorates, bromates and perbromates, iodates and periodates | — |
| 282911 | Chlorates and perchlorates, bromates and perbromates, iodates and periodates — of sodium | — |
| 28291100 | Chlorates and perchlorates, bromates and perbromates, iodates and periodates — of sodium — of sodium | — |
| 282919 | Chlorates and perchlorates, bromates and perbromates, iodates and periodates — other | — |
| 28291910 | Chlorates and perchlorates, bromates and perbromates, iodates and periodates — other — barium chlorate | — |
| 28291920 | Chlorates and perchlorates, bromates and perbromates, iodates and periodates — other — potassium chlorate | — |
| 28291930 | Chlorates and perchlorates, bromates and perbromates, iodates and periodates — other — magnesium chlorate | — |
| 28291990 | Chlorates and perchlorates, bromates and perbromates, iodates and periodates — other — other | — |
| 282990 | Chlorates and perchlorates, bromates and perbromates, iodates and periodates — other | — |
| 28299010 | Chlorates and perchlorates, bromates and perbromates, iodates and periodates — other — perchlorates | — |
| 28299020 | Chlorates and perchlorates, bromates and perbromates, iodates and periodates — other — bromates and perbromates | — |
| 28299030 | Chlorates and perchlorates, bromates and perbromates, iodates and periodates — other — iodates and periodates | — |
| 2830 | Sulphides; polysulphides, whether or not chemically defined | — |
| 283010 | Sulphides; polysulphides, whether or not chemically defined — sodium sulphides | — |
| 28301000 | Sulphides; polysulphides, whether or not chemically defined — sodium sulphides — sodium sulphides | — |
| 28302000 | Sulphides; polysulphides, whether or not chemically defined - zinc sulphide | — |
| 28303000 | Sulphides; polysulphides, whether or not chemically defined - cadmium sulphide | — |
| 283090 | Sulphides; polysulphides, whether or not chemically defined — other | — |
| 28309010 | Sulphides; polysulphides, whether or not chemically defined — other — sulphides | — |
| 28309020 | Sulphides; polysulphides, whether or not chemically defined — other — polysulphides | — |
| 2831 | Inorganic Chemicals — dithionites and sulphoxylates | — |
| 283110 | Inorganic Chemicals — dithionites and sulphoxylates — of sodium | — |
| 28311010 | Inorganic Chemicals — dithionites and sulphoxylates — of sodium — sodium dithionites (sodium hydrosulphite) | — |
| 28311020 | Sodium sulphoxylates (including sodium formaldehyde sulphoxylate) | — |
| 283190 | Inorganic Chemicals — dithionites and sulphoxylates — other | — |
| 28319010 | Inorganic Chemicals — dithionites and sulphoxylates — other — dithionites | — |
| 28319020 | Inorganic Chemicals — dithionites and sulphoxylates — other — sulphoxylates | — |
| 2832 | Inorganic Chemicals — sulphites; thiosulphates | — |
| 283210 | Inorganic Chemicals — sulphites; thiosulphates — sodium sulphites | — |
| 28321010 | Inorganic Chemicals — sulphites; thiosulphates — sodium sulphites — sodium bisulphite | — |
| 28321020 | Inorganic Chemicals — sulphites; thiosulphates — sodium sulphites — sodium hydrosulphite | — |
| 28321090 | Inorganic Chemicals — sulphites; thiosulphates — sodium sulphites — other | — |
| 283220 | Inorganic Chemicals — sulphites; thiosulphates — other sulphites | — |
| 28322010 | Inorganic Chemicals — sulphites; thiosulphates — other sulphites — potassium metabisulphite | — |
| 28322020 | Inorganic Chemicals — sulphites; thiosulphates — other sulphites — magnesium sulphite | — |
| 28322090 | Inorganic Chemicals — sulphites; thiosulphates — other sulphites — other | — |
| 283230 | Inorganic Chemicals — sulphites; thiosulphates — thiosulphates | — |
| 28323010 | Inorganic Chemicals — sulphites; thiosulphates — thiosulphates — sodium thiosulphate (hypo) | — |
| 28323020 | Inorganic Chemicals — sulphites; thiosulphates — thiosulphates — magnesium thiosulphate | — |
| 28323090 | Inorganic Chemicals — sulphites; thiosulphates — thiosulphates — other | — |
| 2833 | Sulphates; alums; peroxosulphates (persulphates) | — |
| 283311 | Sulphates; alums; peroxosulphates (persulphates) — disodium sulphate | — |
| 28331100 | Sulphates; alums; peroxosulphates (persulphates) — disodium sulphate — disodium sulphate | — |
| 283319 | Sulphates; alums; peroxosulphates (persulphates) — other | — |
| 28331910 | Sulphates; alums; peroxosulphates (persulphates) — other — sodium hydrogen sulphate (acid sulphate) | — |
| 28331920 | Sulphates; alums; peroxosulphates (persulphates) — other — sodium pyrosulphate | — |
| 28331990 | Sulphates; alums; peroxosulphates (persulphates) — other — other | — |
| 283321 | Sulphates; alums; peroxosulphates (persulphates) — of magnesium | — |
| 28332100 | Sulphates; alums; peroxosulphates (persulphates) — of magnesium — of magnesium | — |
| 283322 | Sulphates; alums; peroxosulphates (persulphates) — of aluminium | — |
| 28332210 | Sulphates; alums; peroxosulphates (persulphates) — of aluminium — aluminium sulphate (iron free) | — |
| 28332290 | Sulphates; alums; peroxosulphates (persulphates) — of aluminium — other | — |
| 28332300 | Sulphates; alums; peroxosulphates (persulphates) - other sulphates : of chromium | — |
| 283324 | Sulphates; alums; peroxosulphates (persulphates) — of nickel | — |
| 28332400 | Sulphates; alums; peroxosulphates (persulphates) — of nickel — of nickel | — |
| 283325 | Sulphates; alums; peroxosulphates (persulphates) — of copper | — |
| 28332500 | Sulphates; alums; peroxosulphates (persulphates) — of copper — of copper | — |
| 28332610 | Sulphates; alums; peroxosulphates (persulphates) - other sulphates : - of zinc : agricultural grade zinc sulphate ordinarily used as micronutrient | — |
| 28332690 | Sulphates; alums; peroxosulphates (persulphates) - other sulphates : - of zinc : other | — |
| 283327 | Sulphates; alums; peroxosulphates (persulphates) — of barium | — |
| 28332700 | Sulphates; alums; peroxosulphates (persulphates) — of barium — of barium | — |
| 283329 | Sulphates; alums; peroxosulphates (persulphates) — other | — |
| 28332910 | Sulphates; alums; peroxosulphates (persulphates) — other — ferrous sulphate | — |
| 28332920 | Sulphates; alums; peroxosulphates (persulphates) - other sulphates : - other : mercuric sulphate | — |
| 28332930 | Sulphates; alums; peroxosulphates (persulphates) — other — quinidine sulphate | — |
| 28332940 | Sulphates; alums; peroxosulphates (persulphates) — other — manganese sulphate | — |
| 28332950 | Sulphates; alums; peroxosulphates (persulphates) — other — strontium sulphate | — |
| 28332990 | Sulphates; alums; peroxosulphates (persulphates) — other — other | — |
| 283330 | Sulphates; alums; peroxosulphates (persulphates) — alums | — |
| 28333010 | Sulphates; alums; peroxosulphates (persulphates) — alums — ammonium alum | — |
| 28333020 | Sulphates; alums; peroxosulphates (persulphates) — alums — ferric ammonium alum | — |
| 28333030 | Sulphates; alums; peroxosulphates (persulphates) — alums — potash alum | — |
| 28333090 | Sulphates; alums; peroxosulphates (persulphates) — alums — other | — |
| 283340 | Sulphates; alums; peroxosulphates (persulphates) — peroxosulphates (persulphates) | — |
| 28334000 | Sulphates; alums; peroxosulphates (persulphates) — peroxosulphates (persulphates) — peroxosulphates (persulphates) | — |
| 2834 | Inorganic Chemicals — nitrites; nitrates | — |
| 283410 | Inorganic Chemicals — nitrites; nitrates — nitrites | — |
| 28341010 | Inorganic Chemicals — nitrites; nitrates — nitrites — sodium nitrite | — |
| 28341090 | Inorganic Chemicals — nitrites; nitrates — nitrites — other | — |
| 283421 | Inorganic Chemicals — nitrites; nitrates — of potassium | — |
| 28342100 | Inorganic Chemicals — nitrites; nitrates — of potassium — of potassium | — |
| 283429 | Inorganic Chemicals — nitrites; nitrates — other | — |
| 28342910 | Inorganic Chemicals — nitrites; nitrates — other — strontium nitrate | — |
| 28342920 | Inorganic Chemicals — nitrites; nitrates — other — magnesium nitrate | — |
| 28342930 | Inorganic Chemicals — nitrites; nitrates — other — barium nitrate | — |
| 28342990 | Inorganic Chemicals — nitrites; nitrates — other — other | — |
| 2835 | Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates, polyphosphates whether or not chemically defined | — |
| 283510 | Phosphinates (hypophosphites) and phosphonates (phosphites) | — |
| 28351010 | Phosphinates (hypophosphites) and phosphonates (phosphites) — calcium hypophosphite | — |
| 28351020 | Phosphinates (hypophosphites) and phosphonates (phosphites) — magnesium hypophosphite | — |
| 28351090 | Phosphinates (hypophosphites) and phosphonates (phosphites) — other | — |
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