Mandelic Acid n-Butyl Ester from Mexico
Normal butyl ester of mandelic acid, fitting the 'other' category of HTS 2918.19.1500 for aromatic esters with alcohol-carboxylic function.
Duty Rate — Mexico → United States
16.5%
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
• Distinguish n-butyl from iso/t-butyl via retention time in GC
• Ensure <0.1% water to prevent hydrolysis reversion to acid
• Declare volatility class for air freight restrictions