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![Desktop PH Meter]()
Desktop PH MeterModel: PHS-3DW
Measuring Range: PH: 0 ~ 14.00; mV: ±1999; Temperature: 0 ~ 100 °C
Resolution: PH: 0.01/0.1; Temperature: ±1°C
Precision: PH: 0.01; Temperature: ±1°C -
![Pen-Type Conductivity Meter]()
Pen-Type Conductivity MeterModel: DDB-12H, DDB-12L
Measuring range: 0-25ms, 0-1999μs
Resolution: 0.01ms, 1μs
Precision: ±0.02ms + 2% FS, ±2μs + 1% FS -
![Portable DO Meter]()
Portable DO MeterDissolved Oxygen Measurement Range: (0.00～20.00) mg/L
Temperature Measurement Range: (0～40)°C
Dissolved Oxygen Basic Error: ±0.3mg/L
Temperature Basic Error: ±1°C -
![Benchtop DO Meter]()
Benchtop DO MeterModel: JPB-605
Measuring Range: (0~19.99) mg/L
Temperature: (0~40) °C
Basic Error: ±0.3 mg/L
Temperature Fluctuation: ±1°C -
![Portable ORP Tester]()
Portable ORP TesterModel: ORP-2
Measuring range: (0 ~ ±1999) mV
Resolution: 1mV
Temperature Range: (0 ~ 60) ℃ -
![Online Industrial ORP Contorller]()
Online Industrial ORP ContorllerMeasurement Range: PH (0-14 ); ORP (± 1900 mV)
Accuracy: +0.02 PH; +1 mV
Resolution: 0.01 PH; 1mV
Stability: ≤ 0.02 PH/24 h; ≤ 3 mV/24 hours -
![Pocket TDS Tester]()
Pocket TDS TesterModel: TDS-1H (High range), TDS-1L (Low range)
Measuring range: 0~9999 PPM, 0~2500 PPM
Accuracy: ±2% FS
Resolution: 1 PPM -
![Pen-Type Salinity Meter]()
Pen-Type Salinity MeterModel: YD-1H (High range), YD-1L (Low range)
Measuring range: 0~9999 mg/L, 0~2500 mg/L
Accuracy: ±2 mg/L
Resolution: 1 mg/L -
![Conductivity Sensor Element]()
Conductivity Sensor ElementModel: DJS-0.1, DJS-1, DJS-10
Vessel Constant: 0.1±0.02, 1±0.2, 10±2 -
![DO Electrode]()
DO ElectrodeMeasuring Range: Dissolved oxygen: (0~20) mg/L; Temperature: (0~40℃)
Basic Error: Dissolved oxygen: ±0.3 mg/L; Temperature: ±1℃
Aftercurrent: ≥ 0.15 mg/L
Response Time: No... -
![Benchtop ORP Meter]()
Benchtop ORP MeterModel: ORP-1
Accuracy: 0.01
Measuring Range: (0 ~ ±1999) mV; PH (0, 14)
Resolution: 1 mV; PH 0.01 -
![Pen-Type ORP Meter]()
Pen-Type ORP MeterMeasurement range: ± 1100 mV
Resolution: 1 mV
Precision: ± 15 mV
Calibration: The factory has been corrected, and the user can use it directly
Hangzhou Qiwei Instrument Co., Ltd. is one of the most reliable manufacturers and suppliers of electrochemical instruments in China, featured by quality products and good service. Please rest assured to buy bulk durable electrochemical instruments in stock here from our factory. We also accept customized orders.
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