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Chapter 29: Organic Chemicals

HS 29.33 — Heterocyclic compounds with nitrogen hetero-atom(s) only.

All tariff items under heading 29.33 of the Canadian Customs Tariff.

Code Description MFN Rate
2933.11.00.00 Phenazone (antipyrin) and its derivatives Free
2933.19.00.00 Other Free
2933.35.00.00 3-Quinuclidinol Free
2933.36.00.00 4-Anilino-N-phenethylpiperidine (ANPP) Free
2933.37.00.00 N-Phenethyl-4-piperidone (NPP) Free
2933.39.00.40 Free
2933.39.00.50 Containing a pyridine ring and other rings with nitrogen hetero-atoms in the structure Free
2933.39.00.90 Free
2933.41.00.00 Levorphanol (INN) and its salts Free
2933.49.00.00 Other Free
2933.52.00.00 Malonylurea (barbituric acid) and its salts Free
2933.53.00.00 Allobarbital (INN), amobarbital (INN), barbital (INN), butalbital (INN), butobarbital, cyclobarbital (INN), methylphenobarbital (INN), pentobarbital (INN), phenobarbital (INN), secbutabarbital (INN), secobarbital (INN) and vinylbital (INN); salts thereof Free
2933.55.00.00 Loprazolam (INN), mecloqualone (INN), methaqualone (INN) and zipeprol (INN); salts thereof Free
2933.59.00.11 Acyclovir Free
2933.59.00.19 Other Free
2933.59.00.20 Containing a piperazine ring Free
2933.61.00.00 Melamine Free
2933.69.00.10 Trichloroisocyanuric acid Free
2933.69.00.90 Other Free
2933.71.00.10 For use in the manufacture of polycaprolactam Free
2933.71.00.90 Other Free
2933.72.00.00 Clobazam (INN) and methyprylon (INN) Free
2933.21.00.00 Hydantoin and its derivatives Free
2933.29.00.00 Other Free
2933.31.00.00 Pyridine and its salts Free
2933.32.00.00 Piperidine and its salts Free
2933.33.00.00 Alfentanil (INN), anileridine (INN), bezitramide (INN), bromazepam (INN), carfentanil (INN), difenoxin (INN), diphenoxylate (INN), dipipanone (INN), fentanyl (INN), ketobemidone (INN), methylphenidate (INN), pentazocine (INN), pethidine (INN), pethidine (INN) intermediate A, phencyclidine (INN) (PCP), phenoperidine (INN), pipradrol (INN), piritramide (INN), propiram (INN), remifentanil (INN) and trimeperidine (INN); salts thereof Free
2933.34.00.00 Other fentanyls and their derivatives Free
2933.79.00.00 Other lactams Free
2933.91.00.00 Alprazolam (INN), camazepam (INN), chlordiazepoxide (INN), clonazepam (INN), clorazepate, delorazepam (INN), diazepam (INN), estazolam (INN), ethyl loflazepate (INN), fludiazepam (INN), flunitrazepam (INN), flurazepam (INN), halazepam (INN), lorazepam (INN), lormetazepam (INN), mazindol (INN), medazepam (INN), midazolam (INN), nimetazepam (INN), nitrazepam (INN), nordazepam (INN), oxazepam (INN), pinazepam (INN), prazepam (INN), pyrovalerone (INN), temazepam (INN), tetrazepam (INN) and triazolam (INN); salts thereof Free
2933.92.00.00 Azinphos-methyl (ISO) Free
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 Free
2933.99.00.20 Compounds containing an unfused five-membered hetero-atom ring in the structure Free
2933.99.00.30 Compounds having a tricyclic ring system Free
2933.99.00.90 Other Free
2933.39.00.61 1-[N,N-Dialkyl (<=C10) -N-(n-(hydroxyl, cyano, acetoxy)alkyl (<=C10)) ammonio]-n-[N-(3-dimethylcarbamoxy-a-picolinyl)-N,N-dialkyl (<=C10) ammonio]decane dibromide (n=1-8) Free
2933.39.00.62 1,n-Bis[N-(3-dimethylcarbamoxy-a-picolyl)-N,N-dialkyl (<=C10) ammonio]-alkane-(2,(n-1)-dione) dibromide (n=2-12) Free
2933.39.00.69 Other: Free
2933.39.00.91 3-Quinuclidinyl benzilate Free
2933.39.00.99 Other Free
2933.54.00.00 Other derivatives of malonylurea (barbituric acid); salts thereof Free

Disclaimer: This data is for informational purposes only. Tariff data is sourced from the CBSA Canadian Customs Tariff and may not reflect the most recent amendments. Always verify with CBSA or a licensed customs broker before making import decisions.