Repair components for instruments or apparatus admitted under subheading 9810.00.60
Articles entered for the use of any nonprofit institution, whether public or private, established for educational or scientific purposes: > Repair components for instruments or apparatus admitted under subheading 9810.00.60
Duty Rate (from China)
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
Products classified under HTS 9810.00.65.00
Quartz Crystal Oscillator Replacement Module
This precision quartz crystal oscillator serves as a repair component for high-end scientific spectrum analyzers admitted under 9810.00.60. It maintains frequency stability essential for accurate signal analysis in university research labs. Classified under 9810.00.65.00 as a separable repair component for duty-free entry to nonprofit educational institutions.
Sapphire Window Repair Kit for FTIR Spectrometer
Durable sapphire windows essential for infrared beam path in Fourier Transform Infrared (FTIR) spectrometers used in chemistry research. These repair components replace damaged optics in instruments admitted under 9810.00.60. Meets Chapter 98 requirements for separable components imported solely for institutional repair.
Cryogenic Probe Tip for NMR Spectrometer
Specialized cryogenic probe tip for 900 MHz NMR spectrometers used in structural biology research at universities. This repair component enhances signal-to-noise ratio when replacing worn probe elements in 9810.00.60-admitted instruments. Qualifies as separable repair component per subchapter US notes.
Laser Diode Array Repair Module
High-power laser diode array for replacement in confocal laser scanning microscopes used in cell biology research. This separable repair component restores optical performance in 9810.00.60-admitted research microscopes at nonprofit institutions.
High-Voltage Power Supply Repair Board
Custom PCB repair board for electron microscopes' high-voltage systems, critical for field emission guns in materials science research. Replaces failed components in 9810.00.60-admitted TEM/SEM instruments at universities.
Detectors Photomultiplier Tube Replacement
High-sensitivity photomultiplier tube (PMT) for flow cytometry instruments used in immunology research. This repair component replaces degraded detectors in 9810.00.60-admitted cytometers at medical schools.
Mass Spectrometer Ion Source Repair Kit
Electrospray ionization (ESI) source repair kit for LC-MS systems used in proteomics research. Contains separable components for 9810.00.60-admitted mass spectrometers at nonprofit research universities.
Tungsten Filament Replacement Cartridge
Precision tungsten filament cartridge for SEM electron guns in materials characterization labs. Repair component for 9810.00.60-admitted scanning electron microscopes at educational institutions.
Superconducting Magnet Repair Coil
Niobium-titanium superconducting coil segment for 7T MRI research magnets used in neuroscience studies. Separable repair component for 9810.00.60-admitted MRI systems at medical research institutions.
X-Ray Detector CCD Chip Replacement
Back-illuminated CCD chip for X-ray crystallography detectors in structural biology labs. Repair component for synchrotron beamline detectors admitted under 9810.00.60 at research universities.
Ultrahigh Vacuum Gate Valve Repair Seals
Beryllium-copper alloy UHV gate valve seals for surface science instruments like XPS systems. Repair components for 9810.00.60-admitted UHV chambers in materials research at universities.
Femtosecond Laser Cavity Mirror Set
Dielectric-coated cavity mirrors for titanium-sapphire femtosecond lasers used in ultrafast spectroscopy. Repair components for 9810.00.60-admitted laser systems at physics research institutions.
Atomic Force Microscope Cantilever Array
Silicon nitride cantilever array for multi-mode AFM systems used in nanotechnology research. Repair components for 9810.00.60-admitted atomic force microscopes at university labs.
Raman Spectrometer Grating Replacement
Volume phase holographic grating for high-resolution Raman spectrometers used in materials characterization. Repair component for 9810.00.60-admitted Raman systems at chemistry departments.
Electrophysiology Patch Clamp Headstage
Low-noise headstage amplifier for patch clamp electrophysiology systems used in neuroscience. Repair component for 9810.00.60-admitted electrophysiology rigs at medical research universities.