Temperature insensitive potentiometric electrode system

Details Temperature insensitive potentiometric electrode system Temperature insensitive potentiometric electrode system

1983-02-16

1985-01-22

Kaplan, G. L.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

204416, 204435, G01N 2730

Patent

active

044950500

ABSTRACT:
A potentiometric electrode having an ion selective half cell containing a non-reactive lead such as platinum in contact with an electrolyte containing a reversible redox couple having a large exchange current and a substantially flat temperature coefficient of potential such as 5 molar iodide, 3.times.10.sup.-2 molar triiodide, thereby having an electrode with a rapid and reproducible temperature response.

REFERENCES:
patent: 3405048 (1968-10-01), Soltz
patent: 3445363 (1969-05-01), Simon et al.
patent: 3666651 (1972-05-01), Makabe
patent: 3707455 (1972-12-01), Derr et al.
patent: 3709796 (1973-01-01), King et al.
patent: 3730868 (1973-05-01), Niedrach
patent: 3926764 (1975-12-01), Ruzicka et al.
patent: 4214968 (1980-07-01), Battaglia et al.
Klaus J. Vetter, "Elektrochemische Kinetik", pp. 370-375, (1961).
Heinz Ebert, "Elektrochemie" pp. 84-95.
Research Disclosure, No. 161, pp. 28-39, Sep. 1977.
Donald T. Sawyer et al., "Experimental Electro-Chemistry for Chemists", p. 57, (1974).

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