Food-Grade Phthalic Anhydride from Canada
Ultra-high purity phthalic anhydride (>99.9%) meeting food contact specifications for saccharin production. Classified HTS 2917.35.00.00 as chemically defined organic compound per Chapter 29 note (a), purity specification doesn't change tariff heading.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include FDA-compliant COA with heavy metals/ash specifications for food contact validation
• Segregate from technical grades to prevent cross-contamination during customs inspection