Tungsten Zirconium Oxide Dispersion from Japan
An aqueous dispersion of tungsten oxide and zirconium oxide nanoparticles for ceramic coatings and high-temperature applications. Provides thermal barrier properties in foundry and aerospace components. Classified in 3824.99.3500 as a mixture of inorganic tungsten compounds.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Submit nanoparticle size distribution and composition reports for accurate inorganic mixture verification
• Label as non-hazardous if stabilized; otherwise, follow UN hazardous goods protocols
• Avoid bulk packaging misclassification by specifying dispersion concentration on invoices