High-Purity Benzene-Derived Maleic Anhydride from Canada
Ultra-pure maleic anhydride (>99.5%) from controlled benzene oxidation, precisely classified under HTS 2917.14.10.00 for aromatic-derived acyclic anhydrides. Used in pharmaceutical intermediates and specialty polymer production.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide HPLC chromatograms showing <50 ppm impurities for pharma-grade verification
• Declare as UN 2215 with subsidiary GHS07 hazard for skin/eye irritant properties
• Ensure inhibitor-free packaging for high-purity applications