Hangzhou Qiwei Instrument Co., Ltd. is one of the leading manufacturers and suppliers of benchtop multi-parameter fluoride ion concentration meter in China. With a professional production team, we are able to meet the needs of the majority of our customers. Welcome to wholesale bulk benchtop multi-parameter fluoride ion concentration meter in stock here from our factory. We also accept customized orders.
product key technologies

The PXS-F Benchtop Multi-Parameter Fluoride Ion Concentration Meter is a type of electrochemical analytical instrument based on electrochemical principles, designed to measure the concentration of fluoride ions in aqueous solutions. Their mainstream measurement method is the ion-selective electrode method. The core of this method involves using an ion-selective electrode with specific selectivity for fluoride ions as the sensor. The sensor is directly immersed into the water sample to be tested to measure the fluoride ion concentration. The electrode responds to the activity of fluoride ions (F⁻) in the solution, generating a potential difference (voltage) that is related to the fluoride ion activity. The instrument measures this potential difference and, using a pre-calibrated curve prepared with standard solutions, calculates the fluoride ion concentration in the solution.
Technical parameters
|
Model |
PXS-F |
|
Measuring Range |
PF: (0.00~6.00)pF; F-: 0.19μg/L~19g/L; mV: (-1800~1800)mV |
|
Resolution |
0.01pF |
|
Basic Error of the Electronic Unit |
±0.02 pF ±1 word |
|
Instrument Basic Error |
±0.05 pF |
|
Calculation Error |
±0.3% |
|
Repeatability Error |
≤±0.03 pF ±1 word |
|
Stability of the Electronic Unit |
±0.02 pF/3h |
|
Temperature Compensation Range |
(5.0~ 50.0)℃ |
|
Size |
230×200×80mm |
|
Weight |
1.5KG |
Working condition
|
Ambient Temperature |
(5~40)℃ |
|
Relative Humidity |
≤80% |
|
Power Supply |
AC 220V ± 22V; Frequency 50 ± 1HZ |
|
Interference |
There is no interference from other magnetic fields except the Earth's magnetic field |
|
Vibration |
No significant vibration |
Characteristics
- The PXS-F benchtop multi‑parameter fluoride ion concentration meter incorporates microcontroller‑implemented heuristic regulation technology. The whole apparatus is uncomplicated to manipulate, furnishing a digitized instantaneous readout of titer magnitudes, thereby yielding lucid and precise indications.
- The instrument is equipped with built-in dual-mode temperature compensation (manual/automatic). When a temperature electrode is connected, the meter automatically performs temperature compensation and displays the current water temperature in real time; when no temperature electrode is connected, it switches to manual temperature compensation mode and displays the set temperature parameter. The temperature electrode is an optional accessory and can be ordered separately by customers upon request.
- The instrument not only directly displays the pF measurement value, but also supports simultaneous display of fluoride ion concentration [F], offering rich and practical reading modes.
- The overall design is simple and refined, with a compact and lightweight body, making it easy to place and use.
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