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HSN code 2811HSN code 2811: Other Inorganic Acids And Other Inorganic Oxygen Compounds Of Non-Metals
HSN heading 2811 sits in chapter 28 (Inorganic chemicals; compounds of precious metals, rare-earth metals and radioactive elements). It has 16 8-digit tariff items. On a tax invoice, businesses with turnover up to ₹5 crore show at least the 4-digit code 2811; 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 2811
| HSN code | Description |
|---|---|
| 28111100 | Other Inorganic Acids : Hydrogen Fluoride (Hydrofluoric Acid) |
| 28111910 | Other Inorganic Acids : - Other : Hydrocyanic Acid (Hydrogen Cyanide, Prussic Acid) |
| 28111920 | Other Inorganic Acids : - Other : Hypophosphorus Acid (Phosphinic Acid) |
| 28111930 | Other Inorganic Acids : - Other : Acids Of Arsenic |
| 28111940 | Other Inorganic Acids : - Other : Sulphonic Acid |
| 28111990 | Other Inorganic Acids : - Other : Other |
| 28112110 | Other Inorganic Oxygen Compounds Of Non-Metals : - Carbon Dioxide : Dry Ice |
| 28112190 | Other Inorganic Oxygen Compounds Of Non-Metals : - Carbon Dioxide : Other |
| 28112200 | Other Inorganic Oxygen Compounds Of Non-Metals : Silicon Dioxide |
| 28112300 | Other Inorganic Oxygen Compounds Of Non-Metals : Sulphur Dioxide |
| 28112910 | Other Inorganic Oxygen Compounds Of Non-Metals : - Other : Arsenic Pentaoxide |
| 28112920 | Other Inorganic Oxygen Compounds Of Non-Metals : - Other : Arsenic Trioxide |
| 28112930 | Other Inorganic Oxygen Compounds Of Non-Metals : - Other : Nitrous Oxide |
| 28112940 | Other Inorganic Oxygen Compounds Of Non-Metals : - Other : Carbon Monoxide |
| 28112950 | Other Inorganic Oxygen Compounds Of Non-Metals : - Other : Sulphur Trioxide (Sulphuric Anhydride) |
| 28112990 | Other Inorganic Oxygen Compounds Of Non-Metals : - Other : Other |
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