Reference liquid comprising CsCl

Chemistry: electrical and wave energy – Processes and products

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204416, G01N 2746

Patent

active

047402741

ABSTRACT:
There is disclosed a reference liquid for use with (a) a sample liquid to determine ionic activity of analytes, using differential analysis, and (b) two substantially identical dry-operative, ion-selective electrodes, the reference liquid comprising a solution mixture of (1) CsCl, and (2) an anion suitable for poising one of the electrodes for the analysis of the activity of CO.sub.2. A method of use is also described.

REFERENCES:
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patent: 4184936 (1980-01-01), Paul et al.
patent: 4214968 (1980-07-01), Battaglia et al.
patent: 4271119 (1981-06-01), Columbus
patent: 4302313 (1981-11-01), Columbus
patent: 4544455 (1985-10-01), Eisenhardt et al.
Orion Research Inc., Newsletter/Specific Electrode Technology, vol. 1, No. 4, Sep. 1969, pp. 21-23.
Scand. Journ. Clin. Lab. Invest., vol. 43, Supple. 165, pp. 43-36 (1983).
CRC Handbook of Chemistry & Physics, 65th Ed., 1984, pp. D-171 and 172.

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