HS 2809 – Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined.
Tariff data as of T2026-2, effective Sept 1, 2026, last verified Oct 21, 2026
Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined.
Subheadings
Child tariff lines and MFN rates
| HS code | Description | MFN rate |
|---|---|---|
| 2809-10 – Diphosphorus pentaoxide | MFN Free | |
| 2809-10-00-00 | Diphosphorus pentaoxide | Free |
| 2809-20 – Phosphoric acid and polyphosphoric acids | MFN Free | |
| 2809-20-00-11 | Superacid grade (68-72% P2O5) | Free |
| 2809-20-00-19 | Other | Free |
| 2809-20-00-20 | Other phosphoric acids | Free |
| 2809-20-00-30 | Polyphosphoric acids | Free |
Top importers in this heading
3 Canadian companies imported goods under heading 28.09 according to the CBSA Canadian Importers Database, 2023 data.
Most frequent importers
- BRENNTAG CANADA INC. - Ontario - 1 codes
- J.R. SIMPLOT COMPANY - Idaho - 1 codes
- PCS SALES CANADA INC - Saskatchewan - 1 codes