Oxalacetic Acid Diethyl Ester Sodium Salt from Canada
This sodium salt of oxalacetic acid diethyl ester is an explicitly listed compound under HTS 2918.30.70.00, qualifying as a derivative of carboxylic acids with ketone function per chapter notes on salts. It is used in biochemical research and as a precursor in aspartic acid synthesis.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Classify under the organic acid component per note on inorganic salts of organic compounds; provide salt formation proof via certificate of analysis
• Confirm no immunological activity to avoid exclusion to heading 3002; include purity specs >98% for chapter 29 applicability
• Package with stabilizers only if necessary for preservation per note (f); excess additives may shift to heading 3824