---
title: "2935 – Sulphonamides.: Canada tariff & duty rates"
description: "Every Canadian tariff classification under HS 2935: Sulphonamides. CBSA duty rates for each code."
canonical: "https://www.adhocs.ca/hs-codes/2935"
---

# 2935 Sulphonamides.

Up: [HS codes](https://www.adhocs.ca/hs-codes) › [Chapter 29](https://www.adhocs.ca/hs-codes/29)

6 subheadings. Each subheading links to its page, which lists its 10-digit codes, or to its only 10-digit code.

- [2935.10.00.00](https://www.adhocs.ca/hs-codes/2935.10.00.00) N-Methylperfluorooctane sulphonamide
- [2935.20.00.00](https://www.adhocs.ca/hs-codes/2935.20.00.00) N-Ethylperfluorooctane sulphonamide
- [2935.30.00.00](https://www.adhocs.ca/hs-codes/2935.30.00.00) N-Ethyl-N-(2-hydroxyethyl) perfluorooctane sulphonamide
- [2935.40.00.00](https://www.adhocs.ca/hs-codes/2935.40.00.00) N-(2-Hydroxyethyl)-N-methylperfluorooctane sulphonamide
- [2935.50.00.00](https://www.adhocs.ca/hs-codes/2935.50.00.00) Other perfluorooctane sulphonamides
- [2935.90.00.00](https://www.adhocs.ca/hs-codes/2935.90.00.00) Other

## Other headings in this chapter

- Previous: [2934](https://www.adhocs.ca/hs-codes/2934) Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds.
- Next: [2936](https://www.adhocs.ca/hs-codes/2936) Provitamins and vitamins, natural or reproduced by synthesis (including natural concentrates), derivatives thereof used primarily as vitamins, and intermixtures of the foregoing, whether or not in any solvent.

[Source: CBSA Customs Tariff](https://www.cbsa-asfc.gc.ca/trade-commerce/tariff-tarif/menu-eng.html).