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.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If non-electrical, battery-free analog model
Non-electrical physical/chemical analysis instruments fall under a separate subheading.
If for industrial process control use
Machines for physical/chemical analysis with automatic data processing may shift to Chapter 84.
If primarily for measuring other physical/electrical quantities
Measuring/checking instruments not specifically for chemical analysis go to heading 9031.
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Import Tips & Compliance
• Verify electrical safety certifications like UL or CE to meet US import standards for testing equipment
• Include calibration certificates in documentation to prove accuracy for physical analysis instruments
• Avoid misclassification as non-electrical pH meters; specify electrical operation in invoices
Related Products under HTS 9027.89.45.90
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.