Advanced Packaging Photoresist Mixture from Mexico
Aqueous preparation of specified sulfonium chlorides used in fan-out wafer-level packaging for mobile processors. Falls under HTS 3824.99.2500 for its defined aromatic sulfonium content in chemical preparations.
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
• Maintain chain-of-custody documentation from manufacturer to prove no adulteration occurred during transit
• Check for REACH compliance if transshipping through EU before US import