Lanthanum Phosphate Blue Phosphor from Mexico
Lanthanum phosphate blue phosphor is used in fluorescent lamps and plasma displays as inorganic luminophore. Classified HTS 3206.49.60 for other coloring matter preparations as luminophores per chapter note 3. Excited by electron bombardment, it emits efficient blue light.
Duty Rate — Mexico → United States
13.1%
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
• Rare-earth content requires origin verification for Section 232 tariff exclusions
• Quantum efficiency certificates (>85% typical) support luminophore classification
• Phosphor grade purity documentation prevents reclassification as raw chemicals