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Our pH electrodes are designed to meet the requirements of a wide variety of laboratory applications. pH electrode options include single, double or triple junction, 3-in-1, micro for small samples, refillable or non-refillable and other special configurations like Iodine/Iodide reference, Platinum junction or ground junction. Please be sure to check out our wide selection of electrodes for all TruLab benchtop meter models!

TruLine pH 21, Single Junction, Combination, Spear tip membrane, Epoxy shaft, 1 meter cable, BNC connector. Item is heat packed in the winter months. Shipment must be made via 2-day or next day carrier during that time.