Tag Archives: pH/ORP/Temperature

อุปกรณ์วัด pH (Calibration Check™ pH/ORP/Temperature Benchtop Meter)

HI 2221 Calibration Check™ pH/ORP/Temperature Benchtop Meter A properly manufactured and maintained pH electrode will retain its measuring integrity for a long time. As a result of many factors such as age, poor maintenance or improper handling, any electrode in time will lose its integrity. The most common cause for pH measurement inaccuracies is an unclean or improperly cleaned electrode. This is very ... Read More »

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