Other
Instruments and apparatus for physical or chemical analysis (for example, polarimeters, refractometers, spectrometers, gas or smoke analysis apparatus); instruments and apparatus for measuring or checking viscosity, porosity, expansion, surface tension or the like; instruments and apparatus for measuring or checking quantities of heat, sound or light (including exposure meters); microtomes; parts and accessories thereof: > Other instruments and apparatus: > Other: > Other: > Other
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
Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Subheadings
Products classified under HTS 9027.89.80
Vortex Viscosity Tester
Rotational viscometer using vortex mixing to measure fluid dynamic viscosity for paints and cosmetics QC. Under HTS 9027.89.80 for viscosity checking apparatus.
UV Exposure Dosimeter
Personal badge-type device quantifying cumulative UV light exposure for worker safety and curing process control. HTS 9027.89.80 as light quantity measuring apparatus.
Lab Conductivity Meter
Benchtop instrument measuring electrical conductivity of aqueous solutions for water purity and chemical analysis. Classified HTS 9027.89.80 as physical/chemical analysis apparatus for ionic content.
Handheld Soil pH Meter
A portable electronic device used to measure the pH level and moisture content of soil samples for agricultural analysis. It falls under HTS 9027.89.80 as an instrument for physical or chemical analysis of soil properties, not specifically covered by other subheadings in 9027. This category captures general-purpose testing equipment for field use.
Digital Lux Light Meter
A compact device for measuring illuminance levels in lux for photography, workplace safety, or grow light assessment. Classified under HTS 9027.89.80 as an apparatus for measuring light quantities, distinct from exposure meters or other specialized light instruments.
Portable Gas Leak Detector
A handheld analyzer that detects combustible gases like methane or propane using semiconductor sensors for safety inspections. It qualifies for HTS 9027.89.80 as a gas analysis apparatus for non-chromatographic chemical detection, outside dedicated gas chromatography headings.
Digital Sound Level Meter
An instrument measuring noise levels in decibels for environmental monitoring, workplace compliance, or acoustics testing. Falls under HTS 9027.89.80 for apparatus measuring sound quantities, not covered by other specific sound-related subheadings.
Benchtop Turbidity Meter
Laboratory device using nephelometry to measure water clarity and particle suspension via light scattering. Classified in HTS 9027.89.80 as a physical analysis instrument for turbidity, not fitting specific photometer or refractometer categories.
Non-Contact IR Thermometer
Handheld infrared device measuring surface temperature by detecting thermal radiation for industrial or food safety use. Under HTS 9027.89.80 as it measures heat quantities via physical analysis, excluding clinical thermometers.
Handheld Refractometer
Portable optical instrument measuring refractive index of liquids like Brix in beverages or salinity in solutions. HTS 9027.89.80 applies to general-purpose refractometers not qualifying as specialized saccharimeters.
Surface Tension Tester
Du Noüy ring or Wilhelmy plate apparatus measuring liquid interfacial tension for chemical research and quality control. Fits HTS 9027.89.80 for instruments checking surface tension, a physical property analysis.
Porosity Tester for Textiles
Instrument measuring air permeability and porosity of fabrics using pressure differential for material quality control. Classified under HTS 9027.89.80 as apparatus for checking porosity, a physical property.
Expansion Coefficient Meter
Dilatometers measuring thermal expansion of materials over temperature ranges for R&D and quality assurance. HTS 9027.89.80 covers instruments for checking expansion quantities.
Microtome Blade Holder
Precision accessory holding disposable blades in microtomes for thin sectioning of biological samples. As a dedicated part for Chapter 90 microtomes, it falls under HTS 9027.89.80 per classification rules.
Portable Spectrometer Probe
Fiber optic probe accessory for handheld spectrometers enabling remote sampling in chemical analysis. HTS 9027.89.80 as a part principally used with Chapter 90 spectrometers.