High-Purity Calcium Ingots from Mexico
99.9% pure calcium cast into ingot shapes for research and high-precision applications like semiconductor doping and getter materials in vacuum systems. Classified in HTS 2805.12.00.00 as chemically defined alkaline-earth metal element, unworked except for casting.
Duty Rate — Mexico → United States
13%
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
• Include spectroscopic analysis reports for purity claims; store and ship under argon to maintain quality
• Register for REACH if transshipping through EU; avoid moisture exposure to prevent hydrogen generation