Fucosterol Marine Sterol from Mexico
Fucosterol, an unusual algal sterol with cis-double bond configuration, is classified under 2906.13.5000 as 'other' cycloterpenic cyclic alcohols. This pure marine-derived compound meets Chapter 29 purity criteria. Applied in cosmeceuticals and marine biochemistry research.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Document marine algae source and extraction method; test for heavy metals from seawater; label 'not for food use' if cosmetic grade