NMR Probe Tuning Tool Set from China
Specialized non-magnetic tool kit for tuning and matching RF probes in nuclear magnetic resonance spectrometers admitted under 9810.00.60. Includes ceramic screwdrivers and capacitance meters for 300-900 MHz frequencies. Essential for maintaining spectral resolution in chemical research.
Duty Rate — China → United States
12.5%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Provide NMR spectrometer frequency specifications and probe details
• Include research publications demonstrating instrument dependency
• Use only non-magnetic materials suitable for high-field NMR