Gas Sensor Semiconductor Chip from Japan
A metal-oxide-semiconductor (MOS) gas transducer detecting reducing gases via conductivity changes. HTS 8541.51.00.00 covers these semiconductor-based chemical transducers for air quality monitors and industrial safety. Surface reaction alters carrier concentration for detection.
Duty Rate — Japan → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Provide gas cross-sensitivity matrices and operating temperature ranges in support docs
• Hazardous material declarations needed for tin/oxide semiconductor materials
• Cal gas certification ensures compliance with environmental sensor standards