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Portable high precision PH acidity meter

Portable high precision PH acidity meter

 (126 Reviews)
$28.03 USD
$28.03 USD
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  • Instructions for use
    1. Turn on the Ph meter
    2. Dissolve each buffer solution in 250 ml distilled water
    3. Immerse the electrode in a pH 6.86 solution (at 25 temperatures).
    4. Press and release the "CALdüğ button for 5 seconds
    - the screen will start flashing 6.86
    - Wait until the display flashes.
    Rinse the electrode with distilled water and dry it with filter paper.
    5. Immerse the electrode in the pH 4.00 solution.
    Press the “CAL” button for 5 seconds, then immediately press and release again
    - Reading 4.00 will start to flash
    - Wait until the display stops flashing
    The electrode was rinsed and dried with distilled water as previously described.
    6. Return the meter to the buffer solution to test the calibration. If it is not correct, please repeat the calibration
    7. If the approximate pH of the test solution is known to be above 7.0, calibrate the meter using solutions 6.86 and 9.18. To do this, follow the calibration table and the third step is the calibration method at point 9.18.


22222 QQ20171014134253_11

 

 

  QQ20181201172055

 

 

 

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10 11

 

QQ20171014140718__

QQ20171014134253_

 

IMG_7249_1

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Portable high precision PH acidity meter

Portable high precision PH acidity meter

$28.03 USD
$28.03 USD
SAVE % Sold out

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