HSN code 2512 — SILICEOUS FOSSIL MEALS (FOR EXAMPLE, KIESELGUHR, TRIPOLITE A
HSN · heading5%SILICEOUS FOSSIL MEALS (FOR EXAMPLE, KIESELGUHR, TRIPOLITE AND DIATOMITE) AND SIMILAR SILICEOUS EARTHS, WHETHEROR NOT CALCINED, OF AN APPARENT SPECIFIC GRAVITY OF 1 OR LESS
This code covers light, porous siliceous materials derived from fossilized remains of diatoms and similar organisms, including kieselguhr, tripolite, and diatomite. These materials are used as absorbents, filters, and insulators, whether or not they have been heated, and must have a low density (apparent specific gravity of 1 or less).
current gst rate
| igst | cgst | sgst | condition |
|---|---|---|---|
| 5% | 2.5% | 2.5% | Sch I S.No 173 |
source: 9/2025-Central Tax (Rate) · effective 2025-09-22 · all codes at 5%
gst calculator — pre-filled with this rate
products commonly classified here
calcined diatomitediatom earthdiatomaceous earthdiatomitefood-grade diatomitefossil mealindustrial diatomitekieselguhrsiliceous earthtripolite
more specific codes
sibling codes
- 2501SALT (INCLUDING TABLE SALT AND DENATURED SALT) AND PURE SODIUM CHLORIDE, WHETHER OR NOT IN AQUE
- 2502UNROASTED IRON PYRITES
- 2503SULPHUR OF ALL KINDS, OTHER THAN SUBLIMED SULPHUR, PRECIPITATED SULPHUR AND COLLODIAL SULPHUR
- 2504NATURAL GRAPHITE
- 2505NATURAL SANDS OF ALL KINDS, WHETHER OR NOT COLOURED, OTHER THAN METAL-BEARING SANDS OF CHAPTER
- 2506QUARTZ (OTHER THAN NATURAL SANDS); QUARTZITE, WHETHER OR NOT ROUGHLY TRIMMED OR MERELY CUT, BY
- 2507KAOLIN AND OTHER KAOLINIC CLAYS, WHETHER OR NOT CALCINED
- 2508OTHER CLAYS (NOT INCLUDING EXPANDED CLAYS OF HEADING 6806), ANDALUSITE, KYANITE AND SILLIMANITE
- 2509CHALK
- 2510NATURAL CALCIUM PHOSPHATES, NATURAL ALUMINIUM CALCIUM PHOSPHATES AND PHOSPHATIC CHALK
- 2511NATURAL BARIUM SULPHATE (BARYTES); NATURAL BARIUM CARBONATE (WITHERITE), WHETHER OR NOT CALCINE
- 2513PUMICE STONES, EMERY, NATURAL CORUNDUM, NTURAL GARNET AND OTHER NATRUAL ABRASIVES, WHETHER OR N
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compiled from official sources · not tax advice · verify with your tax advisor before filing