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Pharma-Grade N-Methyl-2-Pyrrolidone USP from Mexico

Pharmaceutical-grade NMP meeting USP standards is the same chemically defined lactam as industrial NMP, classified under HTS 2933.79.20.00. The higher purity specification doesn't change its fundamental chemical classification as a nitrogen heterocyclic lactam.

Duty Rate — Mexico → United States

14.2%

Rate breakdown

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

Import Tips

Provide USP CoA and DMF if used in drug formulations; FDA may require additional registration

Segregate pharma-grade shipments to avoid cross-contamination claims during customs examination

Higher duties possible if misdeclared; always reference specific HTS 2933.79.20.00 enumeration