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Hanna Instruments

Hanna Instruments HI98121 pH & ORP Combo Meter

Part Number: HI98121
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If you are looking for a meter to test ORP, we recommend purchasing the HM Digital ORP-200 for better performance.

Features:
  • High accuracy pH and ORP measurements
  • Waterproof combo has a large easy-to-read, dual-level LCD and automatically shuts-off
  • ORP and pH readings automatically compensate for the effects of temperature (ATC).
  • Tester has a greatly extended life:
  • Replaceable pH electrode cartridge with an extendable cloth junction
Specifications:
Range:
  • pH: -2.00 to 16.00 pH
  • mV: +/-1000 mV
  • Temp: -5.0 to 60.0°C / 23 to 140.0°F
Resolution:
  • pH: 0.01 pH
  • mV: 1 mV
  • Temp: 0.1°C / 0.1°F
Accuracy:
  • pH: ±0.05 pH
  • mV: +/-2 mV
  • Temp: ±0.5°C / ±1°F
  • Temperature compensation: pH; automatic
Calibration:
  • pH: Automatic, 1 or 2 points with 2 sets of memorized buffers
  • (pH 4.01 / 7.01 / 10.01 or 4.01 / 6.86 / 9.18)
  • pH Electrode: HI 73127 (replaceable; included)
  • Environment: 0 to 50°C (32 to 122°F); RH max 100%
  • Battery type / life: 4 x 1.5V / approx. 100 hrs of continuous use; auto-off after 8 mins of non-use
  • Dimensions: 163 x 40 x 26 mm (6.4 x 1.6 x 1.0")
  • Weight: 100 g (3.5 oz.)


California residents Prop 65 Warning
WARNING!
This product contains materials known to the State of California to cause cancer and birth defects or other reproductive harm. www.p65warnings.ca.gov