Surface Treatment Zinc Dust from Japan
Fine zinc dust for metal surface passivation and galvanizing activation, featuring vapor-condensed spherical particles (85% <63 μm) and 91% metallic zinc purity. Directly classified under 7903.10.00.00 as zinc dust distinct from powders.
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
• Customs may require XRF analysis for zinc purity confirmation
• Label drums with UN number 1436 and 'spontaneously combustible' warnings
• For NAFTA/USMCA, claim preferential if Mexican vapor plant certified