High-Purity 2-Isopropyl-5-methylcyclohexanol Stereoisomer Blend from Canada
Purified blend of menthol stereoisomers (cis/trans) meeting the exact ≥90% total and ≤30% single isomer criteria of HTS 2906.19.10.00. Applied in transdermal patches and cooling cosmetics.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide stereoisomer ratio analysis via chiral chromatography for customs verification
• Ensure pharma-grade packaging prevents moisture absorption affecting purity specs
• Declare intended end-use as it may trigger FDA cosmetic ingredient notifications