DL-Alanine from China
DL-Alanine is the racemic mixture of alanine used in biochemical research, cell culture media, and as a food additive. Falls under HTS 2922.49.49 as other amino acids with oxygen-function amino structure. Non-essential amino acid for synthetic biology applications.
Duty Rate — China → United States
29.2%
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
• Specify racemic (DL) vs L-form in documentation; COA must include NMR or polarimetry data
• For research use, no FDA notification needed but TSCA registration required for lab chemicals
• Avoid over-declaring purity to prevent scrutiny as pharmaceutical intermediate