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 22 HSN codes under 2825
| HSN code | Description |
|---|---|
| 28251010 | Hydrazine and hydroxylamine and their inorganic salts: hydrazine anhydrous |
| 28251020 | Hydrazine and hydroxylamine and their inorganic salts: hydrazine hydrate |
| 28251030 | Hydrazine and hydroxylamine and their inorganic salts: hydrazine sulphate |
| 28251040 | Hydrazine and hydroxylamine and their inorganic salts: hydroxylamine sulphate |
| 28251090 | Hydrazine and hydroxylamine and their inorganic salts: other |
| 28252000 | Lithium oxide and hydroxide |
| 28253010 | Vanadium oxides and hydroxides: vanadium pentaoxide flakes |
| 28253090 | Vanadium oxides and hydroxides: other |
| 28254000 | Nickel oxides and hydroxides |
| 28255000 | Copper oxides and hydroxides |
| 28256010 | Germanium oxides and zirconium dioxide: germanium oxides |
| 28256020 | Germanium oxides and zirconium dioxide: zirconium dioxide |
| 28257010 | Molybdenum oxides and hydroxides: molybdenum trioxide |
| 28257020 | Molybdenum oxides and hydroxides: molybdic acid |
| 28257090 | Molybdenum oxides and hydroxides: other |
| 28258000 | Antimony oxides |
| 28259010 | Other: tin oxide |
| 28259020 | Other: cadmium oxide |
| 28259030 | Other: mercury oxides (mercuric oxide) |
| 28259040 | Other: calcium hydroxide |
| 28259050 | Other: ammonium hydroxide |
| 28259090 | Other: other |
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