Silicon Nitride Laboratory Funnels from Germany
Fired silicon nitride funnels for filtration in harsh chemical environments. Mohs hardness exceeds 9, qualifying for Chapter 69 technical wares in HTS 6909.12. High corrosion and thermal resistance.
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 firing certification >800°C; specify lab filtration use in invoices
• Pair with matching components as single articles if shipped together