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Your One-Stop Source for Industrial & Commercial Grade Precision pH Meters & Instruments' for Scientific, Industrial, Laboratory & Quality Control Applications.

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PH-220 /  Pen Style pH Meter PH-222 /  Pen Style pH & Temp. Meter with Built-in Electrode
PH meter displays PH and Temperature. Perfect for agriculture, food industry or a variety of other applications. Uses separate electrode and is completely waterproof with electrode connected to PH meter. Pen Style pH Meter With Built-in Electrode. Also includes a built in temperature sensor.  Perfect for aquariums, beverages, fish hatcheries, swimming pools, water quality control and more.