Q3HSN Code 2845
Isotopes other than those of heading 2844
Isotopes other than those of heading 2844; compounds, inorganic or organic, of such isotopes, whether or not chemically defined
GST rate
5%
Codes under 2845
| Code | Description | GST rate |
|---|---|---|
| 2845 10 | Heavy water (deuterium oxide) | 5% |
| 2845 20 | Boron enriched in boron-10 and its compounds | 5% |
| 2845 30 | Lithium enriched in lithium-6 and its compounds | 5% |
| 2845 40 | Helium-2 | 5% |
| 2845 90 | Isotopes other than those of heading 2844; compounds, inorganic or organic, of such isotopes, whether or not chemically defined › Other | 5% |
| 2845 90 10 | Nuclear fuels not elsewhere included or specified | 5% |
← Chapter 28: Industrial gases and inorganic chemicals
Related HSN codes
2846Compounds, inorganic or organic, of rare-earth metals2844Radioactive chemical elements and radioactive isotopes2847Hydrogen peroxide, whether or not solidified with urea2843Colloidal precious metals2848Phosphides, whether or not chemically defined, excluding2842Other salts of inorganic acids or peroxoacids
Frequently Asked Questions
What is the HSN code for isotopes other than those of heading 2844?
The HSN code for isotopes other than those of heading 2844 is 2845, under Chapter 28 (Industrial gases and inorganic chemicals).
What is the GST rate on isotopes other than those of heading 2844?
Isotopes other than those of heading 2844 is taxed at 5% GST under HSN code 2845.
How many digits of the HSN code go on a GST invoice?
It depends on your turnover in the previous financial year: businesses above ₹5 crore generally show 6 digits (8 for certain specified goods), and smaller businesses show 4 digits on B2B invoices. Check the current e-invoicing/HSN notification for the exact threshold that applies to you.
Rates as per Notification No. 9/2025-Central Tax (Rate), as amended, as of 7 October 2026. For guidance only — verify with your tax advisor.