Praseodymium Oxide (Pr6O11) from China
Praseodymium oxide, often in the form Pr6O11, is a key rare-earth inorganic compound used in coloring glass yellow and in high-strength alloys. Classified in HTS 2846.90.80 as other rare-earth metal compounds. High purity grades are black-green powders.
Duty Rate — China → United States
3.7%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Require supplier COA stating oxide formula and REO (rare earth oxide) content
• Declare dust hazard precautions for fine powder imports
• Differentiate from mixed rare-earth oxides which may require blended classification