---
title: "2811 – Other inorganic acids and other…: Canada tariff & duty rates"
description: "Every Canadian tariff classification under HS 2811: Other inorganic acids and other inorganic oxygen compounds of non-metals. CBSA duty rates for each…"
canonical: "https://www.adhocs.ca/hs-codes/2811"
---

# 2811 Other inorganic acids and other inorganic oxygen compounds of non-metals.

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

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

## Other inorganic acids

- [2811.11.00.00](https://www.adhocs.ca/hs-codes/2811.11.00.00) Hydrogen fluoride (hydrofluoric acid)
- [2811.12.00.00](https://www.adhocs.ca/hs-codes/2811.12.00.00) Hydrogen cyanide (hydrocyanic acid)
- [2811.19.00.00](https://www.adhocs.ca/hs-codes/2811.19.00.00) Other

## Other inorganic oxygen compounds of non-metals

- [2811.21.00.00](https://www.adhocs.ca/hs-codes/2811.21.00.00) Carbon dioxide
- [2811.22](https://www.adhocs.ca/hs-codes/2811.22) Silicon dioxide
- [2811.29.00.00](https://www.adhocs.ca/hs-codes/2811.29.00.00) Other

## Other headings in this chapter

- Previous: [2810](https://www.adhocs.ca/hs-codes/2810) Oxides of boron; boric acids.
- Next: [2812](https://www.adhocs.ca/hs-codes/2812) Halides and halide oxides of non-metals.

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