Monoclinic Zirconia Powder from Canada
Monoclinic crystal structure ZrO2 powder for dental applications. Pure zirconium dioxide classifies under 2825.60.00 per metal oxides subchapter.
Duty Rate — Canada → United States
3.7%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Rietveld refinement XRD confirming monoclinic phase prevents tetragonal confusion
• Medical device precursor status requires additional FDA registration even as chemical
• Particle size distribution (PSD) report mandatory for dental grade verification