---
title: "2918.99 – Carboxylic acids with… › Other: Canada tariff & duty rates"
description: "Every Canadian tariff classification under HS 2918.99: Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and…"
canonical: "https://www.adhocs.ca/hs-codes/2918.99"
---

# 2918.99 Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives › Other

Up: [HS codes](https://www.adhocs.ca/hs-codes) › [Chapter 29](https://www.adhocs.ca/hs-codes/29) › [2918](https://www.adhocs.ca/hs-codes/2918)

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

- [2918.99.00.10](https://www.adhocs.ca/hs-codes/2918.99.00.10) 2,4-Dichlorophenoxyacetic acid, its salts and esters
- [2918.99.00.20](https://www.adhocs.ca/hs-codes/2918.99.00.20) 2-Methyl-4-cholorophenoxyacetic acid, its salts and esters
- [2918.99.00.90](https://www.adhocs.ca/hs-codes/2918.99.00.90) Other

## Other subheadings in this heading

- Next: [2918.11](https://www.adhocs.ca/hs-codes/2918.11) Lactic acid, its salts and esters

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