Glucono-Delta-Lactone (GdL) Powder from Mexico
Glucono-delta-lactone, the cyclic ester of gluconic acid, technically qualifies under broader carboxylic acid with alcohol function but commercially follows HTS 2918.16.50 pattern. Used as slow-release acidulant in food processing.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include lactone ring confirmation via FTIR/NMR distinguishing from free acid
• Certify slow hydrolysis rate suitable for meat curing/baking applications
• Prevent hydrolysis during storage with low-humidity desiccated packaging