2933.99.00.20-Compounds containing an unfused five-membered

2026 Canada Customs Tariff and excise; Imports; Exports; chapter-by-chapter (January 1, 2026)

HTS Code	2933.99.00.20
Description of Goods	Compounds containing an unfused five-membered hetero-atom ring in the structure
Unit of Meas	KGM
MFN Tariff
General Tariff
Applicable Preferential Tariffs

Related Information

Section VI:

Products of the Chemical or Allied Industries

Chapter 29

- Organic chemicals
1. Hydrocarbons and their halogenated, sulphonated, nitrated or nitrosated derivatives
2. Alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives
3. Phenols, phenol-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives
4. Ethers, alcohol peroxides, ether peroxides, ketone peroxides, epoxides with a three-membered ring, acetals and hemiacetals, and their halogenated, sulphonated, nitrated or nitrosated derivatives
5. Aldehyde-function compounds
6. Ketone-function compounds and quinone-function compounds
7. Carboxylic acids and their anhydrides, halides, peroxides and peroxyacids and their halogenated, sulphonated, nitrated or nitrosated derivatives
8. Esters of inorganic acids and their salts, and their halogenated, sulphonated, nitrated or nitrosated derivatives
9. Nitrogen-function compounds
10. Organo-inorganic compounds, heterocyclic compounds, nucleic acids and their salts, and sulphonamides
11. Provitamins, vitamins and hormones
12. Glycosides and vegetable alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives
13. Other organic compounds

Prev:2933.99.00.10 Amino-acids, for use in the manufacture of mixtures of amino-acids or of mixtures of amino-acids and protein hydrolysates (whether or not containing added minerals, vitamins, fats or carbohydrates), specially compounded for persons afflicted with amino acid disorders; Chemical antioxidants, hardeners, inhibitors, restrainers, sensitizers and stabilizers, for use in the manufacture of photographic emulsions; For use in the manufacture of animal or poultry feeds, glues or adhesives, optical fibres or optical fibre bundles or cables, typewriter or similar ribbons, polymers in primary forms or profile shapes or sheets of plastics; Having a benzenoid structure, for use as a starting material in the manufacture of synthetic organic dyes or pigment dyestuffs; L-Tryptophan, for use in the manufacture of pharmaceutical products

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