---
title: "2831 – Dithionites and sulphoxylates.: Canada tariff & duty rates"
description: "Every Canadian tariff classification under HS 2831: Dithionites and sulphoxylates. CBSA duty rates for each code."
canonical: "https://www.adhocs.ca/hs-codes/2831"
---

# 2831 Dithionites and sulphoxylates.

Up: [HS codes](https://www.adhocs.ca/hs-codes) › [Chapter 28](https://www.adhocs.ca/hs-codes/28)

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

- [2831.10.00.00](https://www.adhocs.ca/hs-codes/2831.10.00.00) Of sodium
- [2831.90.00.00](https://www.adhocs.ca/hs-codes/2831.90.00.00) Other

## Other headings in this chapter

- Previous: [2830](https://www.adhocs.ca/hs-codes/2830) Sulphides; polysulphides, whether or not chemically defined.
- Next: [2832](https://www.adhocs.ca/hs-codes/2832) Sulphites; thiosulphates.

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