Optical Oxygen Analyzer

Instrument using fluorescence quenching of optical sensor for dissolved oxygen measurement in liquids. Employs UV/blue excitation light, classified HTS 9027.50.80 as optical radiation chemical analyzer. For aquaculture and wastewater.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

9027Same rate: 35%

If electrochemical oxygen sensors

Electrical quantity measuring instruments classify separately.

9028.10.00Higher: 37.5% vs 35%

If gas meters by volume

Simple gas flow meters go to 9028.

9032.89.60Higher: 36.7% vs 35%

If automatic process controllers

Control instruments classify in 9032 per chapter notes.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Document fluorescence quenching principle and excitation wavelength specs

Probe membranes declared as consumables, not main instrument

Avoid electrochemical sensor confusion leading to 9027.80 classification

Related Products under HTS 9027.50.80

Handheld UV Spectrophotometer

A portable device that measures ultraviolet and visible light absorption spectra of liquid samples for chemical analysis. It falls under HTS 9027.50.80 as an instrument using optical radiation (UV/visible) for physical or chemical analysis, not classifiable elsewhere in heading 9027. Designed for field testing in environmental monitoring.

Fluorescence Microplate Reader

96-well plate reader measuring fluorescence emission using UV/visible excitation light for high-throughput biochemical assays. Uses optical radiation for quantitative chemical analysis, classified HTS 9027.50.80. Used in drug discovery and research.

Raman Spectrometer Handheld Unit

Portable Raman spectrometer using laser (visible/NIR) to analyze molecular composition through inelastic light scattering. Optical radiation instrument for chemical identification, HTS 9027.50.80. Used for forensics and material ID.

Hyperspectral Imaging Camera

Camera capturing images across hundreds of UV-vis-NIR spectral bands for material identification and quality control. Uses broad-spectrum optical radiation for chemical analysis, under HTS 9027.50.80. Applied in remote sensing and food inspection.

Blackbody Calibration Source

Temperature-controlled blackbody radiator emitting known infrared spectral radiance for calibrating thermal imaging systems. Optical radiation source for heat/light measurement instrument calibration, HTS 9027.50.80. Lab metrology standard.

Polarization Microscope Analyzer

Digital polarizing microscope measuring birefringence and optical rotation for material stress analysis. Uses polarized visible light (optical radiation), HTS 9027.50.80. For quality control in plastics and glass.