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Picolinic acid from Mexico

Picolinic acid (2-pyridinecarboxylic acid) is explicitly named under HTS 2933.39.20.00 as a pyridine carboxylic acid. Widely used in metal chelation, nutrition supplements, 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

Import Tips

Include melting point (250°C) and assay specs in certificate of analysis

Provide dietary supplement end-use letters for FDA compliance

Use moisture-proof packaging to prevent degradation of hygroscopic acid