Hach PHC281, Руководство пользователя

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Table 1 Cleaning solution
Contamination Cleaning solution Active component Soak time
General
contamination Electrode cleaning solution for
regular maintenance KATHON
™
CG,
DECONEX
®
11
12–16 hours
Minerals Electrode cleaning solution for
minerals/inorganic
contamination Phosphoric acid
(~10%) 10–15 minutes
Fats, grease and oils Electrode cleaning solution for
fats, oils and grease
contamination KATHON
™
CG,
TRITON
®
X
2 hours maximum
Proteins Electrode cleaning solution for
proteins/organic
contamination Pepsin in HCl 3 hours maximum
Wastewater and
organic compounds Electrode cleaning solution,
extra strong Sodium hypochlorite 5–10 minutes
8.2 Fill the probe
Add electrolyte filling solution to the probe regularly to make sure that the electrolyte flows from the
probe to the sample. Refer to
Figure 5 . Make sure to use the correct filling solution (2.44 M KCl).
Note: If the dispensing tip becomes clogged, remove the dispensing tip and soak the tip in warm water. Then, fully
dry and assemble the tip again.
Figure 5 Fill the probe
12 English