Plastic shell PH electrode, circular PH composite electrode, circular PH meter electrode

Suitable for testing various high and low ion strength water samples, such as acid rain, supply water, distilled water, rainwater, well water, pure water, drinking water, seawater, and sewage pH determination 　　　　　　　　　

Temperature range: 0-60 ℃;
Measurement range: 0-14pH;