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2933.39.20.00/2,5-Pyridinedicarboxylic acid/Canada

2,5-Pyridinedicarboxylic acid from Canada

2,5-Pyridinedicarboxylic acid (isocinchomeronic acid) is explicitly named under HTS 2933.39.20.00. Used in coordination polymers, metal-organic frameworks, and pharmaceutical intermediates.

Duty Rate — Canada → United States

100%

Rate breakdown

9903.04.6094.2%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

• Submit titration analysis confirming dicarboxylic acid purity

• Use HDPE containers resistant to carboxylic acid corrosion

• Include research chemical end-use statements for university imports

2,5-Pyridinedicarboxylic acid from Canada — Import Duty Rate | HTS 2933.39.20.00