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Brief Introduction Apera Instruments 201-C pH Electrode is featured with a proprietary lithium glass membrane for fast and stable readings. The gel inner reference solution does not need to be refilled. This electrode is designed for testing in general water solutions. The electrode may NOT work well in the following situations: 1.
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2. After installing the new electrode to your meter, a 3-point calibration must be performed to ensure the accuracy. How to Use the Electrode 1. There is a proper amount of storage solution in the storage bottle on top of the electrode. The pH glass sensor tip is soaked in it to keep its sensitivity.
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We warrant this electrode to be free from defects in material and workmanship and agree to repair or replace free of charge, at the option of APERA INSTRUMENTS, LLC, any malfunctioned or damaged product attributable to responsibility of APERA INSTRUMENTS, LLC for a period of SIX MONTHS from the delivery.
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