Caffeine Anhydrous Powder from China
Pure caffeine anhydrous is a xanthine alkaloid classified as a heterocyclic compound with nitrogen hetero-atoms only, specifically under aromatic or modified aromatic structures in heading 2933. It falls into 2933.99.79.00 due to U.S. note 3 specifications for certain pharmaceutical intermediates. Used in energy drinks, supplements, and medications.
Duty Rate — China → United States
6.5%
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
• Provide Certificate of Analysis confirming purity >98% and absence of impurities listed in chapter exclusions
• Include end-use declaration to avoid reclassification under chapter 30 if pharmaceutical grade
• Ensure proper UN packaging for Hazard Class 6.1 toxic substance during transport