Journal article
An improved Clark-type galvanic sensor for dissolved oxygen
- Abstract:
- A novel Clark-type galvanic oxygen sensor has been fabricated, in which the indicator electrode is made from an industrially produced Ni-Cu alloy containing ≈30% Ni. The exposed area of the tubular-shaped indicator electrode is about 10 cm2. The anode is prepared from cadmium. The sensor is filled with 6 M aqueous KOH solution. The 95% response time of the device is on average 50 s, its residual current at zero oxygen concentration is negligible, its lifetime is one to two years, its output-current variation is less than 5% in a one-year period and an excellent linear calibration curve for oxygen concentrations in the range 0-17 mg 1-1 is observed.
- Publication status:
- Published
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- Publisher copy:
- 10.1016/0925-4005(95)01754-J
Authors
- Journal:
- SENSORS AND ACTUATORS B-CHEMICAL More from this journal
- Volume:
- 30
- Issue:
- 2
- Pages:
- 83-87
- Publication date:
- 1996-01-15
- DOI:
- ISSN:
-
0925-4005
- Language:
-
English
- Keywords:
- Pubs id:
-
pubs:45173
- UUID:
-
uuid:ac02ce7f-85e2-4b18-b1e6-5c48e844bdfb
- Local pid:
-
pubs:45173
- Source identifiers:
-
45173
- Deposit date:
-
2012-12-19
- ARK identifier:
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- Copyright date:
- 1996
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