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2933.59.95.00/Trifluridine Pure Powder/Canada

Trifluridine Pure Powder from Canada

Trifluridine, a trifluorinated thymidine analog, contains a pyrimidine ring with only nitrogen hetero-atoms, fitting HTS 2933.59.95.00 for other such compounds. This antiviral API is a separate chemically defined organic compound per Chapter 29 notes. Primarily used in eye drop formulations.

Duty Rate — Canada → United States

100%

Rate breakdown

9903.04.6093.5%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
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Import Tips

• Provide NMR data verifying nitrogen-only heterocycle to prevent Chapter 29 note exclusions

• Check REACH/ TSCA registration for US import

Trifluridine Pure Powder from Canada — Import Duty Rate | HTS 2933.59.95.00