Diaphragm Vacuum Pump for Crystal Processing from Japan
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).
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify chemical resistance to arsine/gallium precursors used in compound semiconductors
• Provide furnace chamber volume compatibility documentation