99.99% Pure Luminescent ZnS for OLED Displays from Mexico
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 — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 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