Lanosterol Crystal Form from Canada
Lanosterol is a tetracyclic triterpenoid sterol serving as a cholesterol biosynthesis intermediate, classified under HTS 2906.13.5000 as an 'other' cyclanic cyclic alcohol. This pure compound qualifies under Chapter 29 for separate chemically defined sterols. Used primarily in biochemical research and skincare formulations.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Declare as 'research chemical - not for human consumption'; provide NMR/GC purity certificates; avoid cosmetic claims on commercial invoice to prevent FDA cosmetic classification