Digital LCD PH Meters Pen Professional Water Quality Tester - Blue

Digital PH Meters /Water Quality Tester

• It is not only of choice for home or laboratory use but also suitable for testing the pH balance of drinking water, swimming pools, aquariums, food engineering, reverse OOSE systems, spas, or hydroponics.

Matters needing attention:

• The PH sensor is a glass product and a fragile product Please don't collide with things The probe must be protected once it is damaged and cannot be replaced After use, gently absorb the moisture on the probe with absorbent paper
• The PH meter has been calibrated before delivery, and the buyer does not need to recalibrate after receiving the goods!

The pH meter should be recalibrated under the following circumstances:

• 1. Use for a long time after calibration;
• 2. Special electrodes are often used;
• 3. The requirement for measurement accuracy is relatively high