Charged Microscope Slides from Canada
Adhesion-treated glass slides with positive charge to hold tissue sections without clips. Despite surface treatment, they remain microscope slides under HTS 7017.90.10.00 for lab use.
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
• Document treatment as 'polysine-coated' without claiming chemical composition changes; obtain supplier's classification ruling; separate from untreated slides for accurate duty calculation