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2922.50.10.00/DL-3-(3,4-Dihydroxyphenyl)alanine (DL-DOPA)/Mexico

DL-3-(3,4-Dihydroxyphenyl)alanine (DL-DOPA) from Mexico

DL-3-(3,4-Dihydroxyphenyl)alanine, commonly known as DL-DOPA, is a synthetic form of the amino acid precursor to dopamine used in pharmaceutical synthesis for treating Parkinson's disease. It falls under HTS 2922.50.10.00 as an explicitly listed aromatic amino-acid-phenol with oxygen function, containing both amino and phenolic hydroxy groups.

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

• Provide chemical purity certificates and CAS number (59-92-7) documentation to verify identity as listed compound

• Ensure proper Hazard Communication labeling (H301, H361d) and comply with TSCA/DOT regulations for import

• Avoid misclassification as finished pharmaceutical; declare as bulk chemical intermediate

DL-3-(3,4-Dihydroxyphenyl)alanine (DL-DOPA) from Mexico — Import Duty Rate | HTS 2922.50.10.00