Glucono-Delta-Lactone (GdL) Powder from Canada
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 — Canada → United States
3.7%
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
• 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