2933.39.20.00/2,5-Pyridinedicarboxylic acid/Mexico

2,5-Pyridinedicarboxylic acid from Mexico

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 — Mexico → United States

15.8%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

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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