High-Precision Multi-Parameter Ion Meters & Electrochemical Analyzers
As a premier ISO-certified B2B manufacturer of electrochemical instruments, Hangzhou Qiwei Instrument Co., Ltd. produces commercial-grade Multi-Parameter Ion Meters engineered for advanced laboratory research, environmental water screening, agricultural soil analysis, and industrial quality control.
Equipped with advanced ion-selective electrode (ISE) technology, microcomputer Nernst equation processing, and simultaneous multi-channel parameter display (pH, mV, specific ions, and temperature), our ion analyzers provide rapid, highly accurate, and direct concentration readouts.

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Benchtop Multi-Parameter Sodium Ion Concentration MeterModel: DWS-51
Measuring Range: pNa: (0.00~9.00) pNa; Na+: 0.23μg/L~23g/L; mV: (-1800~1800) mV
Resolution: 0.01pNa
Basic Error of The Electronic Unit: ±0.02 pNa ±1 word -
Benchtop Multi-Parameter Iodide Ion Concentration MeterModel: PXS-I
Measuring Range: pI: (2~7)π; I+: 12.7μg/L~1.27g/L; mV: (-1800~1800)mV
Resolution: 0.01π
Basic Error of The Electronic Unit: ±0.02pI±1 word -
Benchtop Multi-Parameter Carbon Dioxide Ion Concentration MeterModel: PXS-CO₂
Concentration range: 1×10-2 ~ 5×10-5 mol/L
PH range: <4
Fill resistance: 300Ω or less (25℃) -
Benchtop Multi-Parameter Fluoride Ion Concentration Meterproduct key technologies The PXS-F Benchtop Multi-Parameter Fluoride Ion Concentration Meter focuses on fluoride ion detection in aqueous solutions and is primarily suited for various high-purity...
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Benchtop Multi-Parameter Calcium Ion Concentration MeterModel: PXS-Ca
Measuring Range: pCa: (0~6)pCa; Ca2+: 40g/L~400μg/L; mV: (-1800~1800)mV
Resolution: 0.01pCa
Basic Error of the Electronic Unit: ±0.02 pCa ±1 word -
Benchtop Multi-Parameter Cadmium Ion Concentration MeterModel: PXS-Cd
Measuring Range: pCd: (0.00~6.00)pCd; Cd2+: 0.19g/L~19g/L; mV: (-1800~1800)mV
Resolution: 0.01 pCd
Basic Error of the Electronic Unit: ±0.02 pCd ±1 word -
Benchtop Multi-Parameter Kalium Ion Concentration MeterModel: PXS-K
Measuring Range: pK: (0.00~6.00)pK; K+: 39μg/L~39g/L; mV: (-1800~1800)mV
Resolution: 0.01pK
Basic Error of the Electronic Unit: ±0.02pK ±1 word -
Benchtop Multi-Parameter Chlorine Ion Concentration MeterModel: PXS-CL
Measuring range: pCL: (0.00~6.00)pCL; CL-: 0.355μg/L~35.5g/L; mV: (-1800~1800)mV
Resolution: 0.01CL
Basic error of the electronic unit: ±0.02 pCL ±1 word -
Benchtop Multi-Parameter Bicarbonate Ion Concentration MeterModel: PXS-HCO3-1
Measuring range: pHCO3-1: (2.00~4.40)pHCO3-1; HCO3-1: 1.75mg/L~0.44g/L; mV: (-1800~1800)mV
Resolution: 0.01 pHCO3-1
Basic error of the electronic unit: ±0.02... -
Benchtop Multi-Parameter Cupric Ion Concentration MeterModel: PXS-Cu
Measuring Range: pCu: (3.00~7.00)pCu; Cu2+: 6.35μg/L~63.5mg/L; mV: (-1800~1800)mV
Resolution: 0.01 pCu
Basic Error of the Electronic Unit: ±0.02 pCu ±1 word -
Benchtop Multi-Parameter Nitrate Ion Concentration MeterModel: PXS-NO3
Measuring Range: pNO3: (0.00~6.00)pNO3; NO3-1: 0.19μg/L~19g/L; mV: (-1800~1800)mV
Resolution: 0.01pNO3
Basic Error of the Electronic Unit: ±0.02 pNO3 ±1 word -
Portable Multi-Parameter Sodium Ion Concentration Meterproduct key technologies Adopting a lightweight and portable structure, this Portable Multi-Parameter Sodium Ion Concentration Meter is specially designed for mobile rapid detection to determine...
Explore Our Ion Testing Instrument Series
Versatile ion concentration measurement systems tailored for certified laboratory research and multi-parameter electrochemical testing.
Critical Industrial Applications & Engineering Strengths
Where Multi-Parameter Ion Meters Are Deployed
Ion-selective electrode (ISE) measurement is essential for detecting specific ionic species in complex liquid matrices. Key applications include:
- Drinking Water & Fluoridation Control: Monitoring fluoride ($F^-$) ion levels for municipal health compliance
- Environmental Water & Wastewater: Screening chloride, nitrate, and ammonium ions in surface water and sewage
- Agriculture & Soil Science: Analyzing soil nutrient extracts and irrigation water salinity
- Industrial Process & Electroplating: Monitoring trace metal and anion concentrations in plating baths
Qiwei Manufacturing & OEM Advantages
Supporting global electrochemical instrument distributors, system integrators, and brand owners:
- Advanced Nernst Algorithm: High-resolution digital processing ensures rapid stabilization and accurate direct concentration display
- Comprehensive ISE Compatibility: Accepts all standard BNC-connector ion-selective electrodes on the market
- OEM & ODM Customization: Logo branding, custom housing colors, and localized language software UI
- Internal Links: Combine with our pH Meters, ORP Meters, Electrochemical Instruments, and Spectrophotometers for complete analytical labs.
Frequently Asked Questions (Ion Meter Sourcing Guide)
Q1: What is an Ion-Selective Electrode (ISE) and how does an ion meter calculate concentration?
An ion-selective electrode develops an electrical potential proportional to the activity of a specific ion in solution. The ion meter measures this potential (in mV) and uses the Nernst equation along with user-calibrated standards to automatically compute and display direct concentration values in mg/L or ppm.
Q2: Can a single ion meter measure multiple different ions?
Yes! Qiwei multi-parameter ion meters support interchangeable ion-selective electrodes. By simply connecting the appropriate electrode (e.g., Fluoride, Nitrate, Chloride) and selecting the ion mode in the software menu, the meter can measure different ionic species.
Q3: Do you support OEM custom branding and wholesale distributor pricing?
Yes, as a factory-direct manufacturer, we offer complete OEM/ODM custom branding, customized UI interfaces, private label packaging, and tiered volume discounts for global laboratory suppliers.
Require Factory Direct Pricing or Custom Ion Testing Equipment?
Get in touch with Hangzhou Qiwei Instrument today for technical consultation, electrode options, and competitive distributor pricing within 24 hours.
Hangzhou Qiwei Instrument Co., Ltd. is one of the most reliable manufacturers and suppliers of multi-parameter ion meter in China, featured by quality products and good service. Please rest assured to buy bulk durable multi-parameter ion meter in stock here from our factory. We also accept customized orders.
Portable Multi Parameter Kalium Ion Concentration Meter, Portable Multi Parameter Sodium Ion Concentration Meter, Portable Multi-Parameter Cupric Ion Concentration Meter