1,4-Phenylene Diacetic Acid from Germany
This para-substituted aromatic diacetic acid used in liquid crystal polymers and pharmaceuticals. Methylene spacer provides flexibility vs dicarboxylic acids. HTS 2917.39.70.00 aromatic polycarboxylic acid classification.
Duty Rate — Germany → United States
10%
Rate breakdown
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
• Acetic acid derivatives confirmed aromatic via benzene substitution
• LCD manufacturers require <5ppm chlorides specification
• Chapter 29 requires single compound identity vs Chapter 38 mixtures