Contact Us
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Tel: +8618822802390
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E-mail: admin@gvda-instrument.com
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WhatsApp: 8618822802390
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Add: Room 610-612, Huachuangda Business Building, District 46, Cuizhu Road, Xin'an Street, Bao'an, Shenzhen
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24
Feb
2022
Application of Penetrating pH meter
The penetrating PH meter is designed for the measurement of semi-solid substances in food production and processes such as fruit (sauces), gels, pastes, bread, dairy products and s
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23
Feb
2022
Introduction of Penetrating PH meters
The Penetrating PH meters are highly accurate, stable, reliable and easy to carry. The design of the product is new and beautiful, and the design is more professional, it can measu
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06
Mar
2017
laboratory and industrial pH electrodes
In terms of use, laboratory pH electrodes are used for short-term intermittent testing under better environmental conditions, while industrial pH electrodes are used for long-term
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28
Feb
2017
Application of industrial pH meter
The use of a pH meter can better control the chemical reaction and achieve the purpose of improving productivity and product quality as well as safe production. The pH measurement
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22
Feb
2017
How to detect the quality of the pH electrode
Record 186mV of the test data in step (1), clean the electrode and insert it into pH9.18 buffer solution, and read after stabilization, E2'=111mV (absolute value), ΔE'=E1'+E2'=186+
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15
Feb
2017
How to clean the pH electrode
After the bulb and liquid junction are contaminated, clean them with the following solvents, and then use deionized water to remove the solvents, and then immerse the electrodes in
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06
Feb
2017
what is purpose of pH buffer solution
⑴ Calibrate and calibrate the pH meter before pH measurement. (2) To verify the accuracy of the pH meter, for example, after calibrating the pH meter with pH 6.86 and pH 4.00, i
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31
Jan
2017
How to store & use pH buffer solution correctly
pH12.46, etc., should be packed in a polyethylene bottle) with a tight cap. It should be stored at a low temperature (5-10°C) in the refrigerator. Generally, it can be used for abo
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28
Jan
2017
How to prepare pH buffer solution
For general pH measurement, a set of pH buffer reagents (250ml can be prepared) can be used. When preparing the solution, deionized water should be used and pre-boiled for 15-30 mi
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20
Jan
2017
what is pH scale
pH measurement is a relative measurement. It only indicates the difference in pH between a standard solution and an unknown solution. In actual measurement, a standard buffer solut
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12
Jan
2017
What is the pH Value of water
The pH value is one of the most important physical and chemical parameters of aqueous solutions. All natural phenomena involving aqueous solutions, chemical changes, and production
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05
Jan
2017
What is pH meter?
A pH meter refers to an instrument used to determine the pH value of a solution. The pH meter works on the principle of a galvanic battery. The electromotive force between the two
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