Pharmaceutical Grade Thymol Crystals from Mexico
Pure thymol crystals (CAS 89-83-8) meeting USP standards for use in medicinal formulations like throat lozenges and mouthwashes. Classified under HTS 2907.19.40.00 as thymol, a monophenol with the chemical formula C10H14O, fitting Chapter 29's scope for separate chemically defined organic compounds.
Duty Rate — Mexico → United States
14.2%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide Certificate of Analysis (CoA) confirming ≥99% purity and USP/EP compliance to avoid reclassification as mixtures
• Declare exact CAS number (89-83-8) and chemical name '5-methyl-2-(1-methylethyl)phenol' on commercial invoice for verification
• Ensure packaging prevents sublimation; bulk imports >25kg may trigger TSCA notification if not pre-registered