Industrial Quartz Block from Mexico
Sawn rectangular blocks of quartz for laboratory equipment or high-temp crucibles, in raw form. HTS 2506.10.0050 for 'other' quartz slabs, not parts or fabricated items. Distinguishes from optical or synthetic quartz.
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
• Certify purity levels (>99% SiO2) for industrial end-use claims
• Avoid bundling with machined parts; classify components separately
• Declare intended use as raw material to qualify for lower duties