Quantum Cascade Laser Spectrometer
Tunable mid-infrared QCL spectrometer for trace gas analysis (chapter 90). Unique spectral coverage and sensitivity unavailable from U.S. manufacturers. Certified for atmospheric research at nonprofit institutions.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If standard gas/liquid analyzers
Chapter 90 analytical instruments without nonprofit exemption
If certain chapter 85 electronic instruments
Alternative nonprofit provision for qualifying electronic measuring instruments
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Import Tips & Compliance
• Provide comparative specifications vs. domestic alternatives in Commerce application
• Cryogenic components may require special temperature-controlled import procedures
• Exclusive institutional use restriction applies; commercial transfer triggers full duties
Related Products under HTS 9810.00.60.00
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Advanced cryo-electron microscope for 3D protein structure determination at near-atomic resolution, listed under chapter 90 instruments. No equivalent domestic instrument exists for sub-3Å resolution structural biology research. Requires Secretary of Commerce certification per U.S. note 6 for duty-free entry to nonprofit research institutions.
400 MHz NMR Spectrometer
Nuclear Magnetic Resonance spectrometer for biomolecular structure analysis, classified under chapter 90. No U.S.-manufactured equivalent offers same field strength-to-cost ratio for academic research. Duty-free entry requires Commerce Department finding per subchapter note.
Femtosecond Laser System
Ultrafast titanium-sapphire laser system for attosecond science and pump-probe spectroscopy (chapter 90). Unique pulse duration and repetition rate unavailable from U.S. manufacturers. Certified for nonprofit university research under U.S. note 6 procedures.
Synchrotron X-Ray Diffractometer
High-brilliance X-ray source and detector system for macromolecular crystallography (chapter 90). No equivalent compact synchrotron light source manufactured domestically. Requires Commerce certification for university structural biology labs.
Two-Photon Confocal Microscope
Advanced multiphoton microscope for deep tissue imaging (chapter 90). No U.S.-made system offers equivalent penetration depth and resolution combination. Duty-free for neuroscience research laboratories.
Time-of-Flight Mass Spectrometer
High-resolution MALDI-TOF/TOF mass spectrometer for proteomics (chapter 90). Superior mass accuracy and fragmentation unavailable from domestic manufacturers. Certified for nonprofit biomedical research.