Constructed with durable waterproof (IP57) housing, Extech’s PH90 Waterproof pH Meter is equipped with Flat Surface Electrode for the pH measurement in solids, semi-solids and liquids. The PH90 eliminates the hassles of traditional glass bulb electrodes as the flat surface electrodes do not break or clog junctions. The sensor can be effortlessly replaced, making the PH90 ideal for use in the lab or out in the field.
Specifications
Range
Max Resolution
Basic Accuracy
pH
0 to 14.00pH
0.01pH
±(0.01pH + 1d) or ±0.2pH
Temperature
32 to 194°F (0 to 90°C)
0.1°
±1.8°F (±1°C)
Power
Two 3V CR3032 button batteries
Dimensions
1.4 x 6.7 x 1.4" (36 x 170 x 36mm)
Weight
3oz (85g)
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