Optical Grade Fluorspar Crystals from Germany
Natural fluorspar crystals selected for >97% CaF2 purity, used in lens manufacturing and spectroscopy. Falls under HTS 2529.22.00.00 as unworked high-purity fluorspar mineral.
Duty Rate — Germany → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Submit spectroscopic purity certificates; optical grade often scrutinized for exact composition
• Declare as 'unworked crystals' to avoid reclassification as optical elements
• Package in anti-static, cushioned containers to prevent fracture during shipping