PH Meter Calibration Solution ORP Tester Calibration Solution Buffer Solutions,ORP 222mV

PH Meter Calibration Solution ORP Tester Calibration Solution Buffer Solutions,ORP 222mV Beskrivelse

How to Calibrate the ORP Meter:1.Press /OFF button to turn the meter, take off the protective cap and rinse off the probe with pure water and dry it.
2. Press the "MODE/CAL" button to set the ORP mode; the word "mV" will be displayed at the top right of the screen. Put the probe into 222mV calibration solution and shake it gently.
3. Wait until the reading is stable, then long press"MODE/CAL" Compatible?with 5 seconds and release; CAL is displayed the screen, then a value will flash 3 times the screen, when the value starts to fiash, press "MODE/CAL" button ( lf the flashing value is higher than 222mV ) or "HOLD/TEMP" button ( lf the flashing value is lower than 222mV ).
4. After adjusting the displaying value to 222mV then release the button, waiting the reading stop flashing,the calibration is finished, rinse off the probe with water.

Storage:
Buffer solutions should be stored in a dark, cool place (not in the refrigerator and at temperatures no higher than 25C) away from direct sunlight to prevent photochemical degradation. In addition, buffer calibration solutions should be protected from carbon dioxide from the air and stored in tightly closed containers.
Colour:As Shown
Material:plastic
type:ORP 222mV

Package Contents:
1 set x pH Meter