3-Nitro-L-Tyrosine from Mexico
3-Nitro-L-tyrosine, a nitrated aromatic amino-acid, falls under HTS 2922.49.30.00 as specified in additional U.S. note 3 for oxygen-function compounds. Applied in oxidative stress studies.
Duty Rate — Mexico → United States
6.5%
Rate breakdown
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
• Nitro group included per note on derivatives; ensure not as coloring matter (chapter 32 exclusion)