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About REX
REX is a high-techenterprise integrating R&D production, sales, application, and service.
The largest domestic electrochemical water quality analysis instrument and electrochemical sensor development and production base.
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27
20-02
Pure Water and Ultrapure Water pH Measurement-glass Electrode Method
2021-09-15
Pure drinking water, engine cooling water, boiler feed water and other pure water or ultrapure water samples have clear requirements for water quality pH.
Learn More >>16
22-02
Method for Measuring Dissolved Oxygen Content in Oxygen-rich Water
2021-09-15
In some water bodies, the dissolved oxygen content in the water will increase significantly due to some reasons, leading to rich oxidation in the water body, and the dissolved oxygen content can reach more than 20mg/L.
Learn More >>
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