Hach-Lange PHC301-03 Instruction Sheet - Manual (Page 3)

3
Storage
• Between uses, in intervals of up to two hours, store the electrode in the sample (if the
sample pH is not extreme), or in a neutral solution such as tap water.
For longer term storage, place the electrode in a 3M potassium chloride (KCl) solution,
either in the provided storage cap, or in a beaker.
Specifications
Specifications are subject to change without notice.
pH Range 0.0 to 14.0 pH
Sodium (Alkalinity) Error –0.6 pH at pH 12.6 in 1 M NaOH
Temperature Range 0.0 to 80.0 ºC
Temperature Accuracy ± 0.3 ºC
Warranty Sensor is covered by a one-year warranty.