NAVI F-52, Instruction Manual

Page: 42 / 270

Chapter 3 pH MEASUREMENT
3.1 Preparing Electrodes
F-52, 53, 54, 55 29
Chapter 3
pH MEASUREMENT
3.1
Preparing Electrodes
Prepare electrodes by referring to the instruction manual.
Chemical Solution
The internal solution of the electrode contains
Potassium Chloride in high concentration
(3.33 mol/L KCl).
When the internal solution contacts the hands or
skin, immediately wash it away with water. If the
solution gets into the eyes, first wash it away with a
large amount of water and immediately consult a
doctor.
Caution
A sharp edge of broken glass may cause a cutting
injury.
The support tube and the tip of the electrode are
made of glass. Handle with care not to break the
glass.
Caution