Semiconductor Wafer Processing Check Valve from Japan
Specialized check valve for ultra-pure water systems in semiconductor wafer fabrication, preventing backflow without particle generation. HTS 8481.30.9000 applies to such other check valves used in process equipment per statistical notes.
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
• Provide cleanroom compatibility certifications; declare as semiconductor apparatus if applicable; ensure PVDF/PTFE material specs match declarations