3.
Complete kit
4.
Preparation Before Use
1) Pour certain amount of Storage solution (KCl) into the probe cap, soak the
probe for 3 to 5 minutes to activate the sensor (if frequently used, there is no need
to soak).
2) The soaking solution is 3M KCl solution, which comes with the test kit. Users can
also make it by themselves by dissolving 25g KCl in 100 ml distilled water.
5.
ORP Calibration
1) Clean electrode in distilled water and dry it.
2) Pour certain amount of 222 mV ORP standard buffer solution into the
calibration bottles (about half volume of the bottle).
3) Short press to turn the meter on. Long press to enter calibration mode.
If you need to exit calibration mode, short press
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