Ergoclavine from China
Ergoclavine is a clavine-type alkaloid from rye ergot fungi, studied for neuroactive properties. Falls under HTS 2939.69.00.00 as a natural rye ergot alkaloid, per chapter scope for separate chemically defined compounds. Often synthesized for purity.
Duty Rate — China → United States
0%
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
• Fungal origin documentation distinguishes from synthetic organics
• Purity >98% required for chapter 29; lower becomes mixture
• Don't add excipients exceeding note (f) stabilizer limits