Automated Wafer Particle Counter from Mexico
Dark-field optical microscope system automatically counting and sizing contamination particles on unpatterned semiconductor wafers. Critical for yield optimization in wafer fabrication cleanrooms. HTS 9031.41.00.40 covers this specialized optical wafer inspection equipment.
Duty Rate — Mexico → 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
• Cleanroom packaging required; include material safety data sheets for optical fluids and laser safety
• Demonstrate wafer-specific design via technical drawings to distinguish from general microscopes
• Avoid delays by pre-submitting semiconductor end-user declarations to CBP