Rate at a Glance
Chapter 28
GST rate guide
Most inorganic chemicals are taxed at 18%. A few items used as fertiliser inputs, such as sulphuric acid and ammonia, are taxed at 5%.
Use this rate in hisabkitab: start free
Rates reflect GST changes effective 22 September 2025. Confirm the rate for your exact product description before filing.
All 16 HSN codes under 2804
| HSN code | Description |
|---|---|
| 28041000 | Hydrogen |
| 28042100 | Rare gases: argon |
| 28042910 | Rare gases: - other: helium |
| 28042990 | Rare gases: - other: other |
| 28043000 | Nitrogen |
| 28044010 | Oxygen: medicinal grade |
| 28044090 | Oxygen: other |
| 28045010 | Boron; tellurium: boron |
| 28045020 | Boron; tellurium: tellurium |
| 28046100 | Silicon: containing by weight not less than 99.99% of silicon |
| 28046900 | Silicon: other |
| 28047010 | Phosphorus: phosphorus, black |
| 28047020 | Phosphorus: phosphorus, red |
| 28047030 | Phosphorus: phosphorus, white or yellow |
| 28048000 | Arsenic |
| 28049000 | Selenium |
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FAQs
What is an HSN code?
What is the difference between HSN and SAC codes?
How many digits of the HSN code must I show on invoices?
Where can I confirm the exact GST rate for my product?
Does hisabkitab apply HSN codes and GST rates automatically?
Which hisabkitab plans include GST reports?
