Rutin Methyl Ester from Canada
This synthetic methyl ester of rutoside improves lipophilicity for novel drug delivery systems. HTS 2938.10.00.00 applies per ester classification in Chapter 29 notes, as a reproduced glycoside derivative. Research-grade powder for pharmaceutical development.
Duty Rate — Canada → United States
11.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include NMR spectra confirming ester linkage; declare lab/research use to avoid OTC drug scrutiny