The potential difference between two electrolyte concentrations separated by a membrane (cellophane or cation permeable) is detected by two silver chloride electrodes and measured with a mV meter. The measured and calculated values are compared.
| Materiallist (Excerpt) |
Product |
Amount |
|
Cobra4 Mobile-Link set, incl. rechargeable batteries, SD memory card, USB cable and software "measure"
|
12620-55
|
1
|
|
Cobra4 Sensor-Unit Chemistry, pH and 2 x Temperature NiCr-Ni
|
12630-00
|
1
|
|
Ussing chamber
|
65977-00
|
1
|
|
Reference electrode, AgCl
|
18475-00
|
2
|
|
Immersion probe NiCr-Ni, steel, -50...400°C
|
13615-03
|
1
|
|
Membrane, permeable for cations, 5pcs
|
31504-02
|
1
|
|
Water, distilled 5 l
|
31246-81
|
2
|
|
Volumetric flask 1000ml, IGJ24/29
|
36552-00
|
1
|
|
Potassium chloride 250 g
|
30098-25
|
1
|
|
Sodium chloride 250 g
|
30155-25
|
1
|
|
Ungrad.Cylinder 250ml, 200x40 mm
|
34213-00
|
1
|
|
Adapter, BNC-plug/socket 4 mm.
|
07542-26
|
1
|
|
Volumetric flask 500 ml, IGJ19/26
|
36551-00
|
1
|
|
Graduated cylinder 100 ml
|
36629-00
|
2
|
|
Bottle,narrow n,plastic,1000 ml
|
33907-00
|
6
|
|
Spoon, special steel
|
33398-00
|
1
|
|
Bottle,narrow n.,plastic,500ml
|
33906-00
|
4
|
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