Fluorescent Zinc Sulfide Luminophore Powder from Canada
Zinc oxide-activated zinc sulfide emitting green fluorescence under UV light. Specifically covered by heading 3206 for luminophores, subheading 3206.49.30.00 due to zinc oxide base. Used in safety markings and glow paints.
Duty Rate — Canada → United States
11.3%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Emission spectrum test reports prove luminophore function essential for heading 3206
• Radioactive impurities must be below 1 ppm per NRC import regulations
• Dark-adapting time specifications distinguish from regular pigments