HS 2935 – Sulphonamides.
Tariff data as of T2026-2, effective Sept 1, 2026, last verified Oct 21, 2026
Sulphonamides.
Subheadings
Child tariff lines and MFN rates
| HS code | Description | MFN rate |
|---|---|---|
| 2935-10 – N-Methylperfluorooctane sulphonamide | MFN Free | |
| 2935-10-00-00 | N-Methylperfluorooctane sulphonamide | Free |
| 2935-20 – N-Ethylperfluorooctane sulphonamide | MFN Free | |
| 2935-20-00-00 | N-Ethylperfluorooctane sulphonamide | Free |
| 2935-30 – N-Ethyl-N-(2-hydroxyethyl) perfluorooctane sulphonamide | MFN Free | |
| 2935-30-00-00 | N-Ethyl-N-(2-hydroxyethyl) perfluorooctane sulphonamide | Free |
| 2935-40 – N-(2-Hydroxyethyl)-N-methylperfluorooctane sulphonamide | MFN Free | |
| 2935-40-00-00 | N-(2-Hydroxyethyl)-N-methylperfluorooctane sulphonamide | Free |
| 2935-50 – Other perfluorooctane sulphonamides | MFN Free | |
| 2935-50-00-00 | Other perfluorooctane sulphonamides | Free |
| 2935-90 – Other | MFN Free | |
| 2935-90-00-00 | Other | Free |
Top importers in this heading
94 Canadian companies imported goods under heading 29.35 according to the CBSA Canadian Importers Database, 2023 data.
Most frequent importers
- A & C AMERICAN CHEMICALS LTD / A & C PRODUITS CHIMIQUES AMER - Quebec - 1 codes
- ABCAM INC. - Massachusetts - 1 codes
- AIRBOSS OF AMERICA CORP - Ontario - 1 codes
- ALTASCIENCES COMPAGNIE INC. ALTASCIENCES COMPANY INC. - Quebec - 1 codes
- AMERICAN TOKYO KASEI, INC. - Oregon - 1 codes
- APOTEX INC. - Ontario - 1 codes
- AQUAMERIK INC - Quebec - 1 codes
- AX PHARMACEUTICAL CORP. - Ontario - 1 codes
- AXIOS RESEARCH INC. - Ontario - 1 codes
- AZELIS CANADA INC. - Quebec - 1 codes