Mixed 1-Hydroxy-6-alkyloxy-2-naphthalene-carboxylic acids (C18/C22) from Mexico
50/50 mixture of C18 and C22 isomers of the named naphthalene carboxylic acids, qualifying under HTS 2918.99.0600 as mixtures of same compound isomers. Used in broad-range emulsifier production.
Duty Rate — Mexico → United States
10%
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
• ,Customs may require separate entries for pure vs mixed forms
• Biodegradation test data helpful for EPA import clearance