Fused Silica Precision Metrology Rod
Ultra-stable unworked fused silica rod used as gauge blocks or reference standards in precision measurement. The rod is in its basic unworked form, not yet cut or ground, and qualifies as an unworked glass rod.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the rod is cut and finished as a gauge block
Measuring instruments are classified in Chapter 90.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the rod is not worked into a measuring instrument
• Provide documentation of the rod's dimensions and material
• If the rod is part of a measuring device, check Chapter 90
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