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Tetradecanedioic Acid from Japan

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 — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, 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