Tartronic Acid from Germany
Tartronic acid (2-hydroxypropanedioic acid) contains both carboxylic acid and alcohol functions without additional oxygen groups, qualifying for 2918.19.90.00. Used in pharmaceutical intermediates and biochemical research.
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
• Require manufacturer specifications confirming single compound status vs salt forms
• Document research/pharma end-use to justify chapter 29 over chapter 38 classification
• Check for CAS registry verification (80-51-3) in import documentation