99.99% Pure Luminescent ZnS for OLED Displays from Canada
Ultra-pure zinc sulfide powder designated luminescent grade (≥99.99% purity) for phosphor layers in organic LED manufacturing. Falls under HTS 2830.90.1000 as a chemically defined zinc sulfide meeting the subheading's high-purity luminescent criteria. Not for general pigment or filler uses.
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
• Include end-use statement for electronics to support valuation; test for heavy metal impurities per import regs
• Beware of classification shifts if pre-mixed with dopants