Electronics Sintering Zinc Dust from Japan
High-fineness zinc dust from vapor process, 86% metallic zinc with spherical particles averaging 10-20 microns (all passing 63-micron), used in electronics for sintering conductive pastes. Meets exact criteria of HTS 7903.10.00.00 subheading note (c) for zinc dust.
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
• Supply SEM images or laser diffraction reports proving spherical morphology and size distribution
• Declare as 'non-pyrophoric' if passivated; active dust requires special UN3077 handling
• For high-tech imports, reference BIS export controls if dual-use concerns arise