HS Heading 2836
Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate
9 tariff lines in this heading, within chapter 28 (Inorganic chemicals; compounds of precious metals, rare-earth metals, radioactive elements or isotopes). Click any HS code for the full breakdown and a duty calculation.
| HS Code | Description | CD | SD | VAT | AIT | RD | AT | TTI |
|---|---|---|---|---|---|---|---|---|
| 28362000 | Disodium Carbonate | 5 | 0 | 15 | 5 | 0 | 7.5 | 33.63% |
| 28363000 | Sodium Hydrogencarbonate (Sodium Bicarbonate) | 5 | 0 | 15 | 5 | 0 | 7.5 | 33.63% |
| 28364000 | Potassium Carbonates | 5 | 0 | 15 | 5 | 0 | 7.5 | 33.63% |
| 28365000 | Calcium Carbonate | 10 | 0 | 15 | 5 | 0 | 7.5 | 39.75% |
| 28366000 | Barium Carbonate | 5 | 0 | 15 | 5 | 0 | 7.5 | 33.63% |
| 28369100 | Lithium Carbonates | 5 | 0 | 15 | 5 | 0 | 7.5 | 33.63% |
| 28369200 | Strontium Carbonate | 5 | 0 | 15 | 5 | 0 | 7.5 | 33.63% |
| 28369910 | Ferrous Carbonate | 5 | 0 | 15 | 5 | 0 | 7.5 | 33.63% |
| 28369990 | Other Carnonates; Peroxocarbonates, Excl. Ferrous Carbonate | 5 | 0 | 15 | 5 | 0 | 7.5 | 33.63% |
Recorded imports
Between December 2025 and May 2026, NBR recorded commercial imports worth BDT 9,663,518,811 (289,529,306 kg) under this heading, across 9 of its 9 tariff lines.
| Month | Lines with imports | Net weight | Assessable value |
|---|---|---|---|
| December 2025 | 8 | 36,967,263 kg | BDT 1,413,518,408 |
| January 2026 | 7 | 30,074,793 kg | BDT 1,290,485,951 |
| February 2026 | 7 | 43,929,139 kg | BDT 1,752,249,716 |
| March 2026 | 7 | 29,542,728 kg | BDT 1,300,708,627 |
| April 2026 | 7 | 69,084,474 kg | BDT 1,708,675,307 |
| May 2026 | 6 | 79,930,909 kg | BDT 2,197,880,802 |
The largest lines by assessable value in May 2026:
- 28362000 — Disodium Carbonate — BDT 1,469,884,965
- 28365000 — Calcium Carbonate — BDT 409,316,957
- 28363000 — Sodium Hydrogencarbonate (Sodium Bicarbonate) — BDT 265,391,878
- 28369990 — Other Carnonates; Peroxocarbonates, Excl. Ferrous Carbonate — BDT 42,103,212
- 28366000 — Barium Carbonate — BDT 9,457,359
Bonded imports. A further BDT 2,073,446,412 (54,236,258 kg) entered under the bonded-warehouse regime over the same months — duty-free inputs imported against an undertaking to re-export them. That is 17.7% of the total value imported under this heading.
Import figures: NBR Import Statements (IM-4 commercial, IM-7 bonded), December 2025 – May 2026. Assessable value is the customs value on which duty is charged, not the retail or invoice price.