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Extech PH90 Waterproof PH Meter
Extech PH90 Waterproof PH Meter
Extech PH90 Waterproof PH Meter

Extech PH90 Waterproof PH Meter

Product ID : 12491317
4.4 out of 5 stars


Galleon Product ID 12491317
UPC / ISBN 793950150900
Shipping Weight 0.4 lbs
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Model PH90
Manufacturer Extech
Shipping Dimension 8.82 x 4.06 x 3.03 inches
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  • Electrical items MAY be 110 volts.
  • 7 Day Return Policy
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Extech PH90 Waterproof PH Meter Features

  • Rugged replaceable flat surface pH electrode for quick on-the-spot pH measurements

  • Simultaneous display of pH and Temperature

  • 2 or 3 point calibration automatically recognizes buffer solutions (order pH buffers separately)

  • PTS (percent of slope) tells you when it's time to replace your electrode (below 70% or above 130%)

  • Automatic Temperature Compensation


About Extech PH90 Waterproof PH Meter

PH90 is a waterproof pH meter. Featuring a rugged, waterproof (IP57) housing with Flat surface electrode for measuring pH in liquids, semi-solids, and solids and also displays temperature on the large LCD. The electrode does not break or get junctions clogged like the traditional glass bulb probes. Easy to replace sensor is perfect for field or lab use. Features a 2 or 3 point calibration, which automatically recognizes buffer solutions, and PTS (percentage of slope) tells you when it's time to replace your electrode. Complete with Flat surface pH electrode, protective sensor cap, and two 3V CR-2032 button batteries (pH Buffers are required for calibration - sold separately).