Ergocristine Phosphate from Mexico
Ergocristine phosphate is a natural alkaloid extracted from rye ergot sclerotia, used in research and as a dopamine receptor agonist precursor. It qualifies for HTS 2939.69.00.00 as a rye ergot alkaloid salt, per chapter note (a) for chemically defined organic compounds. Excludes mixtures or preparations beyond simple salts.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Provide botanical origin certificate tracing to Claviceps purpurea rye ergot
• Comply with CITES if any protected species involvement in production