We can sure to meet your highest demand of Portable PH Meter, Online Industrial PH Controller, Microcomputer Benchtop PH Meter by advanced workmanship, high quality products and various of related accessories. Our ph instruments is of high quality and can compete with similar products of any other brand. The company has always adhered to the concept of focusing on quality and service first, and is dedicated to providing customers with excellent products and services. In the spirit of seeking truth, innovation and cooperation, we unite with our peers and constantly provide technical updates for customers. With the corporate culture of "unity, hard work, high efficiency and harmony", we strengthen cooperation with our colleagues at home and abroad, and work hand in hand for common development with equality and mutual benefit. Taking on the world and winning is one of our favorite adventures. Our company always believes that customer satisfaction is the only criterion for evaluating all work!
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![Portable PH Tester]()
Portable PH TesterModel: PHB-1
Measuring Range: PH: 0~14.00; Temperature: 0~60 °C; mV: ±1600
Resolution: PH: 0.01; Temperature: ±1 °C
Precision: PH: 0.01; Temperature: ±1 °C -
![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 -
![Portable PH Meter]()
Portable PH MeterMeasurement Range: 0.00 ~ 14.00 PH
Level: 0.1
Display: LCD display
Advantage: Easy to carry, equipped with E201-C composite electrode -
![Handheld PH Meter]()
Handheld PH MeterModel: PHB-4
Measuring Range: PH: 0~14.00; Temperature: 0~60 °C; mV: ±1999
Resolution: PH: 0.01; Temperature: ± 1 °C
Precision: PH: 0.01; Temperature: ± 1 °C -
![Portable PH Pen]()
Portable PH PenModel: PH-20, PH-20W
Measuring range: PH: 0.1-14.0
Resolution: PH: 0.1; Temperature: 0.1°C 1F
Accuracy: PH: ± 0.1; Temperature: 1°C/2F -
![Handheld PH Pen]()
Handheld PH PenModel: PH-220, PH-220B, PH-220BW
Measuring range: pH: 0.01-14.0
Resolution: PH: 0.01; Temperature: 0.1°C 1F
Accuracy: PH: ±0.01; Temperature: 1°C/2F -
![Laboratory Benchtop PH Meter]()
Laboratory Benchtop PH MeterInstrument type: PHS-25/25C, PHS-2C
Measurement range: 0.00 ~14.00 PH; ±1999 mV
Precision: ±0.05 PH, ±0.02 PH
Resolution: 0.01 PH -
![Benchtop PH Meter]()
Benchtop PH MeterInstrument type: PHS-3C
Measurement range: 0.00 ~14.00 PH; 0 ~ 100 °C; ±1999 mV
Precision: ±0.01 PH
Resolution: 0.01 PH -
![Microprocessor PH Meter]()
Microprocessor PH MeterModel: PHS-3E
Measuring Range: PH: -2 ~ 18.00; mV: ±1999; Temperature: 0 ~ 100 °C
Resolution: PH: 0.01/0.1; Temperature: ±1°C
Precision: PH: 0.01; Temperature: ±1°C -
![Microcomputer Benchtop PH Meter]()
Microcomputer Benchtop PH MeterModel: PHS-3CW
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 -
![Online Industrial PH Controller]()
Online Industrial PH ControllerModel: PH-110
Measurement range: PH (0-14); ORP (±1900 mV)
Accuracy: +0.02 PH; +1 mV
Resolution: 0.01 PH; 1mV -
![Benchtop Dissolved Oxygen Meter]()
Benchtop Dissolved Oxygen MeterBenchtop DO Meter for Aquaculture and Laboratory Research
Model: JPB-650
Measuring range: (0~19.99) mg/L
Temperature: (0~40) °C
Basic error: ±0.3 mg/L
Ronnie Wills
I like their products very much, and the quality is also very good. It's really cost-effective to buy them at this price.
Julian Humphrey
The seller's delivery speed is very fast, and we received their products very quickly. Moreover, the use effect of the products is very good and the operation is very stable.
Laura Ramos
We are very lucky to find you as our supplier! With you here, we don't need to worry about anything.
John Lewis
This manufacturers not only respected our choice and requirements, but also gave us a lot of good suggestions, ultimately， we successfully completed the procurement tasks.
Walter Oller
The unique shape design and simple, fashionable and generous patterns have attracted many modern people who pursue fashion.
Wanda Valenti
These goods were delivered soon, I didn't wait long.
Our Ion Selective Electrode, iron tester, with rational structure, good looking and duration, have been exported to many countries and regions. Hangzhou Qiwei Instrument Co., Ltd. is one of the most reliable manufacturers and suppliers of ph instruments in China, featured by quality products and good service. Please rest assured to buy bulk durable ph instruments in stock here from our factory. We also accept customized orders.