Gro-Line pH Digital Meter (waterproof)

Article code 1446
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  • Details
  • Features at-a-glance

    • Built in temperature sensor for temperature compensated measurements.
    • Renewable junction to clear any clogging that causes readings to drift and be erratic.
    • Stability indicator that disappears once a stable reading is obtained.
    • Automatic calibration to one or two points at a push of a button.
    • Uses Hanna's Quick Cal pH/EC standard with a pH value of 6.86. 
    • Low battery indicator that is displayed when less than 10% battery life is remaining.


    pH Range

    0.00 to 14.00 pH

    pH Resolution

    0.01 pH

    pH Accuracy

    ±0.1 pH

    Temperature Range

    0.0 to 50.0°C / 32.0 to 122.0°F

    Temperature Resolution

    0.1°C / 0.1°F

    Temperature Accuracy

    ±0.5°C /±1°F

    pH Calibration

    automatic, at one or two points using standard buffers (pH 4.01, 7.01,10.01); one point calibration using quick calibration solution

    Temperature Compensation

    automatic from 0 to 50°C (32 to 122°F)

    Battery Type/Life

    1.5V CR2032 (1) / approximately 1000 hours of continuous use


    0 to 50°C (32 to 122°F); RH max 100%


    160 x 40 x 17 mm (6.3 x 1.6 x 0.7“)


    65 g (2.3 oz.)

    Ordering Information

    HI98118 GroLine is supplied with protective cap, (3) HI50036 Quick Cal calibration sachets (20 ml), (1) HI700601 general purpose cleaning solution sachet (20 ml), (1) CR2032 battery, instruction manual, and quality certificate.


    1 year (probe 6 months)



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