---
title: "2811.22 – Silicon dioxide: Canada tariff & duty rates"
description: "Every Canadian tariff classification under HS 2811.22: Silicon dioxide. CBSA duty rates for each code."
canonical: "https://www.adhocs.ca/hs-codes/2811.22"
---

# 2811.22 Silicon dioxide

Up: [HS codes](https://www.adhocs.ca/hs-codes) › [Chapter 28](https://www.adhocs.ca/hs-codes/28) › [2811](https://www.adhocs.ca/hs-codes/2811)

3 classifications. Each 10-digit code links to its page, with its rate under every tariff treatment.

## 2811.22.00 Silicon dioxide

- [2811.22.00.10](https://www.adhocs.ca/hs-codes/2811.22.00.10) Hydrated silica
- [2811.22.00.20](https://www.adhocs.ca/hs-codes/2811.22.00.20) Silica gel
- [2811.22.00.90](https://www.adhocs.ca/hs-codes/2811.22.00.90) Other

## Other subheadings in this heading

- Previous: [2811.21](https://www.adhocs.ca/hs-codes/2811.21.00.00) Carbon dioxide
- Next: [2811.29](https://www.adhocs.ca/hs-codes/2811.29.00.00) Other

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