Calcium Fluoride Lens Blank for IR Spectroscopy from Mexico
CaF2 (calcium fluoride) crystalline blank for infrared spectrometer lenses, machined but not polished. Though technically crystalline, classified as optical glass element in 7014.00.10.00 for non-spectacle blanks.
Duty Rate — Mexico → United States
14.1%
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
• ,Hygroscopic material—declare proper packaging to prevent damage claims
• Avoid mixing with spectacle-grade fluorides