Pharma-Grade Folding Boxboard 350 gsm from Canada
Heavyweight uncoated kraft paperboard, 350 g/m², uniformly bleached with >95% chemical sulfate pulp, tailored for pharmaceutical folding cartons requiring high purity. Falls under HTS 4804.52.0020 as specialized folding carton stock with low ash content and excellent folding endurance. Used for medicine blister pack outer boxes.
Duty Rate — Canada → United States
10%
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
• Provide purity certifications (low metals/ash) mandatory for pharma packaging imports
• Ensure documentation specifies 'in rolls/sheets, not further worked' to avoid 4823
• Check for uniform bleaching via cross-sectional fiber analysis if challenged