Semiconductor Wafer Processing Check Valve from Canada
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 — Canada → United States
13%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, 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