Ascorbic Acid (Vitamin C) Lactone from Canada
Ascorbic acid contains a five-membered lactone ring with oxygen hetero-atom, falling under HTS 2932.20.50.50 as other lactones. This essential vitamin is used in food supplements, cosmetics, and pharmaceuticals for its antioxidant properties.
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
• Include FDA Certificate to Foreign Government for food/pharma grade imports with full chemical specification
• Provide stability data showing lactone ring integrity to prevent reclassification as polyhydric alcohol
• Declare vitamin content accurately; misdeclaration as 'other organic compound' risks penalties