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HSN code 2833HSN code 2833: Sulphates; Alums; Peroxosulphates (Persulphates)
HSN heading 2833 sits in chapter 28 (Inorganic chemicals; compounds of precious metals, rare-earth metals and radioactive elements). It has 24 8-digit tariff items. On a tax invoice, businesses with turnover up to ₹5 crore show at least the 4-digit code 2833; above ₹5 crore, the 6-digit sub-heading.
⚠️About GST rates: GST rates on many goods changed from 22 September 2025, when most items moved to the 5% and 18% slabs and a few to 40%. This finder lists codes and descriptions only — confirm the rate for your item in the current CBIC rate notification before you invoice.
8-digit tariff items under 2833
| HSN code | Description |
|---|---|
| 28331100 | Sodium Sulphates : Disodium Sulphate |
| 28331910 | Sodium Sulphates : - Other : Sodium Hydrogen Sulphate (Acid Sulphate) |
| 28331920 | Sodium Sulphates : - Other : Sodium Pyrosulphate |
| 28331990 | Sodium Sulphates : - Other : Other |
| 28332100 | Other Sulphates : Of Magnesium |
| 28332210 | Other Sulphates : - Of Aluminium : Aluminium Sulphate (Iron Free) |
| 28332290 | Other Sulphates : - Of Aluminium : Other |
| 28332300 | Other Sulphates : Of Chromium |
| 28332400 | Other Sulphates : Of Nickel |
| 28332500 | Other Sulphates : Of Copper |
| 28332610 | Other Sulphates : - Of Zinc : Agricultural Grade Zinc Sulphate Ordinarily Used As Micronutrient |
| 28332690 | Other Sulphates : - Of Zinc : Other |
| 28332700 | Other Sulphates : Of Barium |
| 28332910 | Other Sulphates : - Other : Ferrous Sulphate |
| 28332920 | Other Sulphates : - Other : Mercuric Sulphate |
| 28332930 | Other Sulphates : - Other : Quinidine Sulphate |
| 28332940 | Other Sulphates : - Other : Manganese Sulphate |
| 28332950 | Other Sulphates : - Other : Strontium Sulphate |
| 28332990 | Other Sulphates : - Other : Other |
| 28333010 | Alums: Ammonium Alum |
| 28333020 | Alums: Ferric Ammonium Alum |
| 28333030 | Alums: Potash Alum |
| 28333090 | Alums: Other |
| 28334000 | Peroxosulphates (Persulphates) |
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