HS 2836 – Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate.
Tariff data as of T2026-2, effective Sept 1, 2026, last verified Oct 21, 2026
Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate.
Subheadings
Child tariff lines and MFN rates
| HS code | Description | MFN rate |
|---|---|---|
| 2836-20 – Disodium carbonate | MFN Free | |
| 2836-20-00-10 | For use in refining minerals | Free |
| 2836-20-00-90 | Other | Free |
| 2836-30 – Sodium hydrogencarbonate (sodium bicarbonate) | MFN Free | |
| 2836-30-00-00 | Sodium hydrogencarbonate (sodium bicarbonate) | Free |
| 2836-40 – Potassium carbonates | MFN Free | |
| 2836-40-00-00 | Potassium carbonates | Free |
| 2836-50 – Calcium carbonate | MFN Free | |
| 2836-50-00-00 | Calcium carbonate | Free |
| 2836-60 – Barium carbonate | MFN Free | |
| 2836-60-00-00 | Barium carbonate | Free |
| 2836-91 – Lithium carbonates | MFN Free | |
| 2836-91-00-00 | Lithium carbonates | Free |
| 2836-92 – Strontium carbonate | MFN Free | |
| 2836-92-00-00 | Strontium carbonate | Free |
| 2836-99 – Other | MFN Free | |
| 2836-99-00-00 | Other | Free |
Top importers in this heading
73 Canadian companies imported goods under heading 28.36 according to the CBSA Canadian Importers Database, 2023 data.
Most frequent importers
- UNIVAR SOLUTIONS CANADA LTD. - Ontario - 5 codes
- BARENTZ INGREDIENTS CANADA, INC. - Ontario - 3 codes
- BRENNTAG CANADA INC. - Ontario - 3 codes
- INTERNATIONAL SUPPLIERS AND CONTRACTORS INC INTERSAC - Quebec - 3 codes
- QUADRA CHEMICALS LTD. QUADRA CHIMIE LTEE - Quebec - 3 codes
- CLARK'S CHICK HATCHERY - New Brunswick - 2 codes
- JEFO NUTRITION INC. - Quebec - 2 codes
- NATIONAL SILICATES PARTNERSHIP - Ontario - 2 codes
- 3M CANADA COMPANY-COMPAGNIE 3M CANADA - Ontario - 1 codes
- ACTIVE AGRISCIENCE INC. - British Columbia - 1 codes