Part PH100
Only Extech offers a choice of flat surface gel filled or refillable pH Electrodes

Waterproof ExStik® pH Meter
Patent Pending

Built-in Smart chip offers advanced functions and features to a stick style pH meter not found anywhere else

  • The only stick style meter with:
    RENEW feature that tells you when it’s time to replace your pH electrode
    feature that tells you when it’s time to recalibrate your meter
    Flat Surface pH electrode
    that is completely waterproof and rugged enough to withstand harsh environments
    Analog bargraph originates at neutral point (pH 7.00) to conveniently view trends in acidity or alkalinity
  • ATC plus measures Temperature
  • 1, 2 or 3 point calibration



E & E Process Instrumentation