Cleaning, Pta only) – YSI SensoLyt serries User Manual
Page 3
SensoLyt
®
combination electrodes
Cleaning
3
ba76005e01
01/2012
Cleaning
Conversion to standard hydrogen electrode
(SensoLyt
®
PtA only)
U
H
= U
Meas
+ U
Ref
U
Ref
depends on the reference system and temperature and is given in the
following table (see also DIN 38404-6 for the system, Ag/AgCl/
saturated KCl):
Contamination
Cleaning
Gross contamination at the
junction
Carefully brush off contamination under
running water using a soft toothbrush
Membrane contamination
Splash the electrode with water, then blot it
dry using a moist paper towel (do not rub).
Fat, oil, protein-containing
coatings and similar substanc-
es
Remove with household washing-up
liquid
with:
U
H
= ORP, referring to the standard hydrogen electrode
U
Meas
= Measured ORP
U
Ref
= Voltage of the reference system compared to the standard
hydrogen electrode
T (°C)
U
Ref
[mV]
T (°C)
U
Ref
[mV]
SensoLyt
®
combina-
tion electrodes
SensoLyt
®
combina-
tion electrodes
0
+221
35
+187
5
+216
40
+181
10
+212
45
+176
15
+207
50
+171
20
+202
55 +165
25
+197
60 +160
30
+192