Tetradecanedioic Acid from Mexico
Tetradecanedioic acid (HOOC(CH2)12COOH), straight-chain C14 dicarboxylic acid for wax esters and plasticizers. HTS 2917.19.70 for acyclic polycarboxylic acids, other category. Chemically pure compound per Chapter 29 scope.
Duty Rate — Mexico → United States
14%
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 iodine value <1.0 confirming complete saturation for correct acyclic classification
• Include thermal stability data for high-temperature polymer applications
• Declare exact carbon chain length via mass spectrometry for customs verification