Wear parts and accessories – YSI MultiLab 4210 ORP Electrodes User Manual
Page 10
Wear parts and accessories
4210
10
ba76138e01
02/2013
Wear parts and accessories
Oxidizing pretreat-
ment
Immerse the platinum electrode for two to three
days in a sulfuric acid clorina solution (0,5 g clorina
powder, 100 ml H
2
O dist., 2-3 ml 20% sulfuric acid).
Clorina powder for producing the solution is includ-
ed in the SORT/RH reagent set.
Note: The diaphragm must not be immersed in the
clorina solution!
Reducing pretreat-
ment
When the electrode is ready for the test immerse it
in the Zobell ORP buffer solution and wait for a sta-
ble measured value.
Description
Model
Order no.
Reference electrolyte solution 3 mol/l KCl,
Ag
+
free (250 ml)
KCl-250
109 705Y
Reagent set for regenerating ORP platinum
electrodes, consisting of 10 g activation pow-
der and 30 g clorina powder
SORT/RH
109 730Y
Zobell ORP buffer solution (125 ml)
3682
061320