Technical Grade Zirconium Dioxide from Canada
Industrial ZrO2 powder from zircon sand for refractories. Meets chemically defined criteria of HTS 2825.60.00 despite lower purity vs electronic grades.
Duty Rate — Canada → United States
3.7%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Minimum 98% ZrO2/HfO2 content certification required for oxide classification
• Silica content analysis prevents reclassification as zircon mineral (2508.30)
• Bulk container ventilation specs critical for moisture-sensitive powders