Fused Silica Precision Metrology Rod from Canada
Ultra-stable unworked fused silica rod used as gauge blocks or reference standards in precision measurement. Classified HTS 7002.20.10.00 for unworked rods, valued for minimal thermal expansion.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include coefficient of thermal expansion data (<0.5 ppm/°C)
• Calibrate import weights precisely; metrology rods command high value
• ISO 17025 traceability documentation recommended