When the pH electrode is not tested on time, many customers think that the electrode has malfunctioned and cannot be used, but as long as the pH electrode is testedMaintenance will minimize the occurrence of problems. The specific operation method is as follows:

The electrode should be cleaned every two weeks, depending on the condition of the water sample;Regularly calibrate the entire instrument using standard solution, once a month, depending on the condition of the water sample;If there is any abnormal situation, please handle it according to the table below. If it still cannot be resolved, please contact our company or distributor.