Praseodymium Oxide (Pr6O11) from Canada
Praseodymium oxide, a mixed-valence rare-earth compound, is vital for high-strength magnets, aircraft engines, and welding glass. Classified in HTS 2846.90.80.90 as an other inorganic compound of rare-earth metals. Black powder form, 99.5% purity typical.
Duty Rate — Canada → United States
3.7%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Request supplier's ISO 9001 certification for quality assurance during customs review
• Declare valence state and oxygen content precisely to prevent mixture classification
• Monitor Section 301 tariffs for China-sourced rare-earths; consider diversification