Refinery Zinc Flux Silver Concentrate from Japan
Silver concentrate used as zinc flux in refinery operations, with reportable zinc content. HTS 2616.10.00.30 applies for zinc statistical tracking in silver materials. Not for direct metal extraction but process aid.
Duty Rate — Japan → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Include end-use statements for refinery flux to support classification
• Verify no arsenic content to avoid 2620 crossover
• Store in sealed containers to prevent contamination affecting assays