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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If sold as general pathology/histology knives
Knives/blades not dedicated to microtomes classify as tools.
If blades for different microtome types or subheadings
Internal 9027.90 structure differentiates by instrument category.
If disposable medical scalpels
Surgical blades fall under Chapter 82 medical instruments.
Not sure which classification is right?
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Import Tips & Compliance
• Specify angle (35°) and thickness (0.25mm) matching microtome clearance
• Sterile packaging requires medical device consideration
• Bulk blades risk 8208 classification as knives
Related Products under HTS 9027.90.84.00
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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.
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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.
Light Meter Photodiode Sensor
Silicon photodiode detector for illuminance/luminance meters (9027.30). Cosine-corrected with spectral response matching human vision. Classified as 9027.90.84.00 light measurement accessory.