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Extech Water Quality Instruments
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Rugged refillable flat surface pH electrode
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Flat surface electrodes provides "On-the-Spot" measurements
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Combination rugged flat surface pH electrode with autoranging high accuracy Conductivity cell
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Big Digit LCD display in rugged housing with choice of stick or cabled pH Electrode
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Convenient kit adds versatility on measuring Dissolved Oxygen inlaboratories or out in the field with a 16ft (5m) extension cable andprobe weight guard for taking easy measurements in tanks or streams
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