HS Heading 3810
Metal-pickling preparations; fluxes etc for soldering, brazing; welding powders, pastes of metal and other materials; preparations used as cores or coatings for welding electrodes or rods
3 tariff lines in this heading, within chapter 38 (Miscellaneous chemical products). Click any HS code for the full breakdown and a duty calculation.
| HS Code | Description | CD | SD | VAT | AIT | RD | AT | TTI |
|---|---|---|---|---|---|---|---|---|
| 38101000 | Pickling Preparations For Metal Surfaces;Soldering..Powders&Pastes..Mater. | 10 | 0 | 15 | 5 | 0 | 7.5 | 39.75% |
| 38109010 | Pickling preparations for metal surface....Submerge welding flux for LPG | 5 | 0 | 15 | 5 | 0 | 7.5 | 33.63% |
| 38109090 | Pickling preparations for metal surface.... Excl. Submerge welding flux for LPG | 10 | 0 | 15 | 1 | 0 | 7.5 | 35.75% |
Recorded imports
Between December 2025 and May 2026, NBR recorded commercial imports worth BDT 390,868,637 (2,169,874 kg) under this heading, across 3 of its 3 tariff lines.
| Month | Lines with imports | Net weight | Assessable value |
|---|---|---|---|
| December 2025 | 3 | 320,677 kg | BDT 85,434,612 |
| January 2026 | 3 | 473,405 kg | BDT 79,584,988 |
| February 2026 | 3 | 297,726 kg | BDT 51,236,242 |
| March 2026 | 3 | 339,498 kg | BDT 55,487,980 |
| April 2026 | 3 | 432,982 kg | BDT 60,245,247 |
| May 2026 | 3 | 305,586 kg | BDT 58,879,568 |
The largest lines by assessable value in May 2026:
- 38101000 — Pickling Preparations For Metal Surfaces;Soldering..Powders&Pastes..Mater. — BDT 38,749,454
- 38109090 — Pickling preparations for metal surface.... Excl. Submerge welding flux for LPG — BDT 18,587,995
- 38109010 — Pickling preparations for metal surface....Submerge welding flux for LPG — BDT 1,542,119
Bonded imports. A further BDT 38,148,845 (28,905 kg) entered under the bonded-warehouse regime over the same months — duty-free inputs imported against an undertaking to re-export them. That is 8.9% 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.