Tungsten Foil for Thin-Film Deposition from Mexico
Ultra-thin tungsten alloy foil (<0.2mm) for vapor deposition in electronics. HTS 8101.99.10.00 covers foil not simply sintered, with alloy per notes. Enables microcircuit fabrication.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Thickness gauge certification mandatory to classify as foil vs sheet
• Clean room packaging noted to prevent contamination claims