Phosphatidyl Ascorbate from China
Phospholipid conjugate of ascorbic acid featuring intact lactone ring. Classified HTS 2932.20.3000 as aromatic lactone meeting U.S. note 3 criteria. Liposomal delivery applications.
Duty Rate — China → United States
19%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Submit phospholipid linkage analysis confirming lactone primacy,Molecular weight and purity documentation critical,Avoid liposomal suspension forms triggering Chapter 30 classification