Synthetic Piezoelectric Quartz Resonator Wafer from Japan
Thin synthetic quartz wafers cut for high-frequency resonators, leveraging piezo-electric effect for signal generation in communication devices. HTS 7104.10.00.00 applies to these unmounted, graded synthetic stones. Essential for RF filters and mobile phone timing circuits.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Submit manufacturer specs confirming >90% sieve passage if powdered form, per subheading note
• Document polishing/grading processes to distinguish from unworked Chapter 71 stones
• Segregate shipments from finished oscillator assemblies to prevent Chapter 85 misclassification