Bromouracil from China
5-Bromouracil is a halogenated pyrimidine used in biochemical research and antiviral synthesis, aromatic heterocyclic. HTS 2933.59.80.00 for modified aromatic pyrimidines including halogenated derivatives. Lab and industrial chemical import.
Duty Rate — China → United States
100%
Rate breakdown
9903.04.6093.5%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)
Import Tips
• ,UV stabilizer often added; ensure per note 6(g) not rendering specific use
• Distinguish from nucleic acid 2934 by lack of sugar