HSN code 2511: Natural barium sulphate (barytes); natural barium carbonate (witherite), whether or not calcined, other than barium oxide of heading 2816.

HSN heading 2511 sits in chapter 25 (Salt; sulphur; earths and stone; plastering materials, lime and cement). It has 4 8-digit tariff items. On a tax invoice, businesses with turnover up to ₹5 crore show at least the 4-digit code 2511; 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 2511

HSN code	Description
25111010	Natural Barium Sulphate (Barytes): Lumps
25111020	Natural Barium Sulphate (Barytes): Powder
25111090	Natural Barium Sulphate (Barytes): Other
25112000	Natural Barium Carbonate (Witherite)

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