Exhaust Gas Quencher Nozzle Array from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Nozzle spray pattern and droplet size data
• High-temperature alloy composition
• System-level purification proof required