Metrohm NH3-selective electrodes - Manual (Page 14)

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8 ￭￭￭￭￭￭￭￭
NH
3
-selective electrodes
5 Storing the electrode
The type of storage depends on the storage duration. Observe the follow-
ing notes:
Storage between measurements
￭ Store electrode in distilled water.
Storage duration between 1 and 5 days
￭ Store the electrode in measuring electrolyte (6.2316.030).
Storage duration of more than 5 days
1 Unscrew membrane module.
2 Rinse the membrane module thoroughly with distilled water inside
and outside and place it in dry storage.
3 Store pH glass electrode in c(KCl) = sat. (6.2308.000).