Zirconia-Supported Molybdenum Hydrodesulfurization Catalyst from Germany
MoS2 on zirconia promotes hydrodesulfurization removing sulfur from diesel fuel. Falls under 3815.19.00.00 as supported catalyst preparation NESOI with complex metal-support interaction.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Include sulfiding procedure documentation proving activated catalyst status
• Certify zirconia purity >90% to distinguish from 3815.14 ceramic-supported catalysts
• Declare spent catalyst regeneration status; fresh vs regenerated affects valuation