Dodecanedioic Acid from Germany
Dodecanedioic acid (C12 straight chain), used in high-performance polyesters and nylon 12,12. HTS 2917.19.70.50 classification as long-chain acyclic polycarboxylic acid. Chemically pure dicarboxylic acid meeting Chapter 29 criteria.
Duty Rate — Germany → United States
21%
Rate breakdown
9903.04.6211%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Thermal stability certificate required for polymer grade
• Distinguish from dimer acids (mixed chain lengths) which go to 3823
• Yellowing index specification critical for quality control