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HSN code 2837HSN code 2837: Cyanides, Cyanide Oxides And Complex Cyanides
HSN heading 2837 sits in chapter 28 (Inorganic chemicals; compounds of precious metals, rare-earth metals and radioactive elements). It has 10 8-digit tariff items. On a tax invoice, businesses with turnover up to ₹5 crore show at least the 4-digit code 2837; 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 2837
| HSN code | Description |
|---|---|
| 28371100 | Cyanides And Cyanide Oxides : Of Sodium |
| 28371910 | Cyanides And Cyanide Oxides : - Other : Potassium Cyanide |
| 28371920 | Cyanides And Cyanide Oxides : - Other : Double Cyanide Of Potassium And Sodium |
| 28371990 | Cyanides And Cyanide Oxides : - Other : Other |
| 28372010 | Complex Cyanides : Ammonium Sulphocyanide |
| 28372020 | Complex Cyanides : Potassium Ferricyanide |
| 28372030 | Complex Cyanides : Potassium Ferrocyanide |
| 28372040 | Complex Cyanides : Sodium Ferrocyanide |
| 28372050 | Complex Cyanides : Sodium Nitroprusside (Sodium Nitroferricyanide) |
| 28372090 | Complex Cyanides : Other |
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