Plumbagin (5-Hydroxy-2-methyl-1,4-naphthoquinone) from Canada
Plumbagin is a naturally-derived naphthoquinone with hydroxy and methyl substituents, used in pharmaceutical research for anticancer properties. Classified HTS 2914.69.90.00 as synthetic or purified quinone; oxygen functions define classification.
Duty Rate — Canada → United States
5.5%
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
• DEA Schedule None; document research-only use to avoid pharma controls
• Include origin certificate if natural extract vs synthetic
• Cytotoxic; handle as UN2811 toxic substance