99.999% Pure Iridium Grain from Mexico
High-purity iridium grains (2-5mm) produced by gas atomization but sized beyond powder definition, for investment casting. HTS 7110.49.0010 as iridium separately in semimanufactured form. Five-nines purity for optical coatings.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Provide ICP-MS analysis confirming 5N purity and impurity profiles
• Package under inert atmosphere to prevent surface oxidation
• Value declaration must reference verifiable assay certificates