5-Nitroisophthalic Acid Monomethyl Ester from Mexico
This compound has nitro nitrogen function with carboxylic ester on aromatic ring, under HTS 2929.90.20.00 per rule classifying esters with later-heading acids. Used in polyester resin synthesis.
Duty Rate — Mexico → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Esterification degree documentation; acid value testing; comply with ester import stability requirements