Exhaust Gas Quencher Nozzle Array from Canada
Array of spray nozzles in gas quenching modules rapidly cooling reactive semiconductor process exhaust before purification. Part of gas purifying systems under HTS 8421.99.01.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Nozzle spray pattern and droplet size data
• High-temperature alloy composition
• System-level purification proof required