L-Aspartic Acid 99% Technical Grade from Canada
Technical-grade L-aspartic acid with 99% purity for industrial synthesis of pharmaceuticals and agrochemicals. Falls under HTS 2922.49.49.15 as a pure, separate L-aspartic acid molecule meeting Chapter 29 criteria for oxygen-function amino-acids. Used as chiral building block in peptide and polymer production.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6095.8%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include HPLC chromatogram showing L-isomer >99% to prevent mixture classification under Chapter 27
• Declare stabilizer content if present; Chapter 29 note (f) requires it be solely for transport
• For REACH compliance in EU transshipment, pre-register as industrial chemical