p-Aminobenzoic Acid (PABA) from China
p-Aminobenzoic acid is an aromatic organic compound with both amino and carboxylic acid functional groups, explicitly listed under HTS 2922.49.10.00. It is commonly used in sunscreens, pharmaceuticals, and as a vitamin B10 precursor. This technical-grade chemical falls squarely within the heading for oxygen-function amino-acids that are aromatic.
Duty Rate — China → United States
43.3%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Provide detailed chemical analysis certificates confirming purity and structure to match the specific listing
• Ensure SDS and CAS number (59-32-5) documentation for customs verification as an aromatic amino-acid
• Avoid misclassification as a finished pharmaceutical; import as bulk chemical only