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%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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