PH & Temperature Pen

The Ultrapen PT2 pH & temperature pen features a proprietary sensor design and 1-,2- and 3-point calibration. With two pH measurement modes to choose from, it has an accuracy of ±0.01 pH with automatic temperature compensation and readout. The Ultrapen is waterproof and features durable, fully encapsulated electronics powered by a 1 N-type battery.

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