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: > Electrical > 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]
Products classified under HTS 9027.89.45.90
Handheld Soil pH Electrical Meter
A portable electrical instrument used for measuring soil pH levels in agriculture and environmental testing. It falls under HTS 9027.89.45.90 as an electrical apparatus for physical/chemical analysis, specifically for pH measurement which is not covered by other subheadings. The device uses electrodes to detect hydrogen ion concentration electrically.
Digital Turbidity Electrical Tester
An electrical device that measures water turbidity using light scattering detection for quality control in water treatment. Classified under HTS 9027.89.45.90 as other electrical instruments for physical analysis of liquids. It quantifies suspended particles electrically via nephelometric method.
Portable Electrical Conductivity Meter
Battery-powered meter for measuring electrical conductivity in solutions, used in hydroponics and water testing. HTS 9027.89.45.90 covers this as an other electrical instrument for physical/chemical analysis of conductivity. It applies an electrical current to assess ion concentration.
Digital Surface Tension Electrical Tester
Instrument measuring surface tension of liquids via electrical pendant drop method for lab research. Fits HTS 9027.89.45.90 as electrical apparatus for checking surface tension explicitly listed. Used in pharmaceuticals and materials science.
Electrical Porosity Testing Gauge
High-voltage electrical detector for measuring porosity in coatings and films on metals. Under HTS 9027.89.45.90 for electrical instruments checking porosity as per heading description. Essential for quality control in protective coatings.
Handheld Electrical Salinity Analyzer
Portable device using electrical conductivity to measure salinity in water samples for aquaculture. HTS 9027.89.45.90 as other electrical chemical analysis apparatus. Converts conductivity readings to salinity percentage.
Electrical Viscosity Flow Cup Meter
Digital viscometer measuring liquid viscosity electrically via flow time and temperature compensation. Classed in HTS 9027.89.45.90 for electrical viscosity checking instruments. Used in paints, inks, and food industries.
Digital Electrical Sound Level Analyzer
Professional electrical meter for measuring sound levels, frequency analysis in dB for noise monitoring. HTS 9027.89.45.90 covers electrical sound quantity measuring apparatus. Complies with IEC standards for occupational safety.
Portable Light Intensity Electrical Meter
Luxmeter measuring illuminance electrically via photodiodes for photography and grow lights. Under HTS 9027.89.45.90 as electrical apparatus for measuring light quantities. Displays in lux or foot-candles.
Electrical Thermal Expansion Coefficient Tester
Apparatus measuring material thermal expansion electrically using dilatometry for engineering labs. HTS 9027.89.45.90 for electrical instruments checking expansion. Tracks length change vs temperature precisely.
Handheld Electrical Dissolved Oxygen Meter
Galvanic cell electrical sensor measuring DO levels in water for environmental and aquarium use. Fits HTS 9027.89.45.90 as other electrical chemical analysis apparatus. Compensates for salinity and temperature.
Digital Electrical Heat Flow Meter
Instrument measuring heat flux electrically through surfaces for building insulation testing. HTS 9027.89.45.90 covers electrical apparatus for measuring heat quantities. Uses thermopile sensors.
Portable Electrical Refractive Index Meter
Electrical digital refractometer measuring refractive index of liquids for food and chemical labs. Under HTS 9027.89.45.90 as other electrical physical analysis instrument (refractometers specified in heading). Uses LED light source.
Electrical Microtome Cryostat Sectioner
Electrically controlled microtome for frozen tissue sectioning in pathology labs. HTS 9027.89.45.90 includes microtomes as electrical apparatus for physical analysis preparation. Precise -30°C to -10°C operation.
Handheld Electrical Gas Permeability Tester
Electrical sensor testing gas transmission rate through plastic films for packaging industry. Classed HTS 9027.89.45.90 for electrical porosity/ permeability checking. Measures O2/CO2 permeability.