Gluconolactone Fermentation-Derived USP from China
Fermentation-produced glucono-δ-lactone USP grade, classified under HTS 2932.20.50.20 as the specific heterocyclic lactone. Preferred over synthetic routes for 'natural' labeling in clean-label foods. Identical chemical structure qualifies under Chapter 29 organic compound definitions.
Duty Rate — China → United States
16.2%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Include fermentation origin documentation for 'natural' claims; affects FDA labeling jurisdiction
• GMP certificate from manufacturing site mandatory for USP designation
• Shelf life testing (>24 months) required; hydrolysis stability affects classification validity