Gallium Arsenide Wafer Prep Vacuum Pump
Specialized vacuum pump for preparation equipment handling gallium arsenide semiconductor wafers, explicitly mentioned in statistical notes. Used in grinding, slicing, and polishing of GaAs boules for compound semiconductor devices. Classified under HTS 8414.90.91 as parts for semiconductor wafer manufacturing equipment.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | +35.0% | 35% |
| 🇲🇽Mexico | Free | +10.0% | 10% |
| 🇨🇦Canada | Free | +10.0% | 10% |
| 🇩🇪Germany | Free | +10.0% | 10% |
| 🇯🇵Japan | Free | +10.0% | 10% |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for other compound semiconductor materials
Pumps for non-statistical note materials may have different treatment.
If GaAs specific processing machines
Compound semiconductor equipment sometimes separately classified.
If chemical vapor deposition precursors
GaAs precursor handling equipment classified with chemicals.
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Import Tips & Compliance
• Explicitly reference gallium arsenide compatibility in technical specifications per statistical notes
• Document differences from silicon processing (brittle material handling) for classification
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