Mercuric Phosphide Crystals from Mexico
High-purity mercuric phosphide crystals used in semiconductor doping research and phosphor production. This phosphide of mercury qualifies for HTS 2852.90.0500 as a chemically defined mercury compound. Crystals are grown via chemical vapor transport methods.
Duty Rate — Mexico → United States
10%
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
• Provide SEM/EDS analysis confirming phosphide stoichiometry; use inert atmosphere packaging; apply for ITAR exemption if for fundamental research