Troxerutin USP Grade from United States
Troxerutin USP Grade is a hydroxyethyl derivative of rutin, semi-synthetically produced for enhanced bioavailability. It falls under tariff item 2938.10.00 as a rutoside derivative, consistent with Chapter 29's coverage of glycoside derivatives.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the product meets USP grade specifications and is specifically a derivative of rutoside
• Provide documentation showing the hydroxyethyl substitution to support classification