Glass electrode

Chemistry: electrical and wave energy – Processes and products – Vacuum arc discharge coating

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106 52, G01N 2736

Patent

active

041406125

ABSTRACT:
According to the present invention, a glass electrode for measuring the oxidation potential of liquid media comprises a tubular casing made of a high-resistance glass. A sensing element is tightly sealed to the tube and is rigidly connected to a current lead disposed within the tube. The sensing element is made of a glass featuring electronic conduction and containing tri- and tetravalent titanium oxides and those of pentavalent niobium and/or tantalum, at the following ratio of the components taken in parts by weight:

REFERENCES:
patent: 2444845 (1948-07-01), Perley
patent: 3480536 (1969-11-01), Arthur
patent: 3558528 (1971-01-01), Buck et al.
patent: 3713992 (1973-01-01), Akazawa
patent: 3773642 (1973-11-01), Nikolsky et al.
Roe, "J. of Electrochemical Soc.", vol. 112, No. 10, Oct. 1965, pp. 1005-1009.

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