Maintenance and cleaning, Wear parts and accessories – YSI MultiLab IDS 4110 pH Electrode User Manual
Page 7

4110
Maintenance and cleaning
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03/2013
Maintenance and cleaning
Cleaning
Remove water-soluble contamination by rinsing with deionized water. Other
types of contamination have to be removed as follows while the contact time
with the detergents should be kept as short as possible:
Note
Hydrofluoric acid, hot phosphoric acid and strong alkaline solutions destroy
the glass membrane.
After cleaning
Rinse the electrode with deionized water and condition it in reference
electrolyte solution for at least 1 hour. Then recalibrate the electrode.
Wear parts and accessories
Contamination
Cleaning procedure
Fat and oil
Rinse with water containing household wash-
ing-up liquid
Lime and hydroxide deposits Rinse with citric acid (10 % by weight)
Description
Model
Order no.
Reference electrolyte solution 250 ml
to fill the watering cap
(KCl 3 mol/l, Ag
+
free)
KCl-250
109 705Y