Semiconductor Wafer Processing Manostat from Japan
Ultra-precise manostat for semiconductor etch and deposition chambers, maintaining chamber pressure at 10^-6 torr levels automatically. HTS 9032.20.00.00 classification for automatic gas pressure regulation in high-vacuum processes critical to chip fabrication. Features mass flow integration for recipe-based control.
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
• ITAR/EAR export control documentation required for semiconductor equipment
• Classify separately from vacuum chambers (8419) if modular controller design
• Vacuum leak test certificates essential for customs valuation disputes