Glucono-delta-Lactone (GDL) from Canada
Glucono-delta-lactone is a six-membered lactone derived from glucose oxidation, with oxygen heteroatom only, under HTS 2932.20.50. Widely used as slow-release acidulant in food processing.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• GRAS status requires affirmative safety documentation for novel uses
• 25kg fiber drums standard; bulk super sacks need FDA prior notice
• Hydrolysis rate testing prevents misclassification as gluconic acid