HSN code 2840: Borates; Peroxoborates (Perborates)

HSN heading 2840 sits in chapter 28 (Inorganic chemicals; compounds of precious metals, rare-earth metals and radioactive elements). It has 5 8-digit tariff items. On a tax invoice, businesses with turnover up to ₹5 crore show at least the 4-digit code 2840; 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 2840

HSN code	Description
28401100	Disodium Tetraborate (Refined Borax) : Anhydrous
28401900	Disodium Tetraborate (Refined Borax) : Other
28402010	Other Borates : Magnesium Borate
28402090	Other Borates : Other
28403000	Borates; Peroxoborates (Perborates) Peroxoborates (Perborates)

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