Naphthenic Acid Methyl Esters from Mexico
Methyl esters of naphthenic acids are used as synthetic lubricants and plasticizers in industrial formulations. This product qualifies for HTS 3824.99.75 as it consists of esters derived from naphthenic acids, not elsewhere specified. They provide solvency properties in oil-based mixtures.
Duty Rate — Mexico → United States
13.7%
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
• Submit esterification certificates and molecular analysis to confirm naphthenic origin
• Ensure REACH or TSCA pre-registration for chemical import notifications
• Package in industrial drums, not consumer containers, to avoid retail good classifications