3,5-Diaminobenzoic Acid from China
3,5-Diaminobenzoic acid is an aromatic compound with two amino groups ortho to the carboxylic acid, explicitly covered by HTS 2922.49.10.00. Used in polymer synthesis and advanced materials. As an amino-acid with oxygen function, it matches the heading's chemical criteria.
Duty Rate — China → United States
30.8%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Verify structure via NMR or HPLC certificate to confirm 3,5-isomer position
• Declare as research chemical if small quantities to expedite lab imports
• Check REACH/ TSCA registration status for US entry compliance