Spectrometer Lamp Housing
Deuterium/tungsten lamp housing with alignment optics for UV-Vis spectrometers (9027.50). Thermal management and interlock safety. 9027.90.84.00 replaceable module.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If other electric lamps/lighting fittings
Lamps not dedicated to instruments per Chapter exclusions.
If housings for other analyzer types
Suffix by instrument subheading served.
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Import Tips & Compliance
• Specify lamp type (D2 20W) and fiber coupling
• Interlock switches require safety certification
• Empty housings risk 9405 lighting fixture classification
Related Products under HTS 9027.90.84.00
Sound Level Meter Microphone
Type 1 precision condenser microphone for integrating sound level meters (9027.30 for sound measuring instruments). Calibrated to IEC 61672 standards. 9027.90.84.00 replacement part.
HPLC Column Cartridge
A disposable cartridge packed with stationary phase for high-performance liquid chromatography systems (subheading 9027.30). Essential for separating and analyzing compounds in pharmaceutical testing. Classified as 9027.90.84.00 accessory for liquid chromatographs.
Spectrometer Sample Holder
Adjustable holder for solid/liquid samples in optical spectrometers (9027.50). Precision-machined aluminum with alignment features. 9027.90.84.00 accessory for emission/absorption spectroscopy.
Microtome Disposable Blade
High-carbon steel disposable blade for paraffin-embedded tissue sectioning in rotary microtomes (subheading 9027.90.30 microtomes themselves, but blades as parts). Feather or Leica-style for pathology labs. Under 9027.90.84.00 as accessory.
Refractometer Prism Assembly
Sapphire prism with calibration scale for Abbe refractometers (9027.20). Critical for measuring refractive index of liquids. Classified 9027.90.84.00 as dedicated optical component.
Porosimeter Sample Stage
Precision stage for mercury intrusion porosimeters (9027.89) measuring pore size distribution. Includes vacuum seals and positioning controls. 9027.90.84.00 accessory for porosity testers.