Synthetic Piezoelectric Quartz Resonator Wafer from Mexico
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 — Mexico → United States
13%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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