HS Heading 2512
Siliceous fossil meals (e.g. kieselguhr, tripolite and diatomite) and similar siliceous earths; whether or not calcined, of an apparent specific gravity of 1 or less
1 tariff line in this heading, within chapter 25 (Salt; sulphur; earths and stone; plastering materials, lime and cement). Click any HS code for the full breakdown and a duty calculation.
| HS Code | Description | CD | SD | VAT | AIT | RD | AT | TTI |
|---|---|---|---|---|---|---|---|---|
| 25120000 | Siliceous Fossil Meals (Kieselguhr, Tripolite, Etc); Siliceous Earths | 5 | 0 | 15 | 5 | 0 | 7.5 | 33.63% |
Recorded imports
Between December 2025 and May 2026, NBR recorded commercial imports worth BDT 10,902,340 (82,170 kg) under this heading, across 1 of its 1 tariff lines.
| Month | Lines with imports | Net weight | Assessable value |
|---|---|---|---|
| January 2026 | 1 | 26,000 kg | BDT 2,260,583 |
| February 2026 | 1 | 51,170 kg | BDT 7,974,997 |
| March 2026 | 1 | 5,000 kg | BDT 666,760 |
The largest lines by assessable value in March 2026:
- 25120000 — Siliceous Fossil Meals (Kieselguhr, Tripolite, Etc); Siliceous Earths — BDT 666,760
Import figures: NBR Import Statements (IM-4 commercial), December 2025 – May 2026. Assessable value is the customs value on which duty is charged, not the retail or invoice price.