Diaphragm Vacuum Pump for Crystal Processing
Corrosion-resistant diaphragm vacuum pump for evacuating crystal growth furnaces during semiconductor boule processing. HTS 8414.10.00.00 classification for vacuum pumps in statistical note (a)(i).
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 2.5% | +35.0% | 37.5% |
| 🇲🇽Mexico | 2.5% | +10.0% | 12.5% |
| 🇨🇦Canada | 2.5% | +10.0% | 12.5% |
| 🇩🇪Germany | 2.5% | +10.0% | 12.5% |
| 🇯🇵Japan | 2.5% | +10.0% | 12.5% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for other gas pumps in chemical processing
Positive displacement pumps by gas type have separate headings.
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Import Tips & Compliance
• Specify chemical resistance to arsine/gallium precursors used in compound semiconductors
• Provide furnace chamber volume compatibility documentation
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