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Piotr Budzisz (Unlicensed)

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Leave pH probe to soak in saltwater salt water in your glass beaker for at least 30 minutes. Then please do as follows:

  1. Heat the pH 4.01 and pH 7.01 solution to 25.0 Celsius

  2. Place the probe into the pH 4.01 solution. Leave it there for at least 5 minutes

  3. Start calibration procedure

  4. After the 5 minutes, rinse in RO water, pat dry

  5. Place into pH 7.01 solution. Leave it there for at least 5 minutes

  6. Start calibration procedure

  7. Complete the calibration

Info

After calibration please test accuracy.

Leave pH probe fo for 5 minutes in pH 4.01 solution and test accuracy. Difference The difference shouldn’t be higher than 0.05.

Then leave the pH probe in pH 7.01 solution for 5 minutes to check the pH probe is accurate to the measurement solution. Difference The difference shouldn’t be higher than 0.05.

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