8481.80.90.40/Pneumatic Multi-Port Selector Valve for Gas Analysis/Japan

Pneumatic Multi-Port Selector Valve for Gas Analysis from Japan

16-port pneumatic selector valve switching gas streams to RGA mass spectrometers monitoring semiconductor processes. Classified HTS 8481.80.9040 for other pneumatic valves in testing apparatus. <1 second port-to-port switching.

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%

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Import Tips

• Document port count and switching matrix; helium leak test all ports; SEMI E88 gas monitoring compatibility