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Sulfamerazine from Mexico

Sulfamerazine is a short-acting sulfonamide antibiotic featuring a pyrimidine ring, used historically for streptococcal infections. Classified in HTS 2933.59.36.00 as an aromatic anti-infective with nitrogen heterocyclic structure per chapter 29 scope. Represents a pure, chemically defined organic compound.

Duty Rate — Mexico → United States

100%

Rate breakdown

9903.04.6093.5%Pharmaceuticals: 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)

Import Tips

Confirm obsolescence status with FDA; provide spectral analysis for structure; ensure no coordination compounds per note on salts

Sulfamerazine from Mexico — Import Duty Rate | HTS 2933.59.36.00