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HANNA WATERPROOF ORP TESTER

HANNA WATERPROOF ORP TESTER

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The HI98121 pH/ORP/Temperature tester is a reliable, waterproof tester that ensures quick and easy measurements of both pH and ORP. This accurate pH and ORP tester features 0.01 pH resolution with automatic two-point calibration and temperature compensation in a single, portable, pocket device.

  • ±0.05 pH / ±2 mV pH Accuracy
  • Replaceable pH Electrode 
  • Automatic Two-Point pH Calibration

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