Dry optical-chemical carbon-dioxide sensor

Details Dry optical-chemical carbon-dioxide sensor Dry optical-chemical carbon-dioxide sensor

G - Physics

01

N

G01N 21/77 (2006.01) G01N 21/80 (2006.01) G01N 31/22 (2006.01) G01N 33/52 (2006.01) G01N 33/84 (2006.01) A61B 5/1455 (2006.01) C09B 69/10 (2006.01) G01N 21/64 (2006.01)

Patent

CA 2621754

The present invention relates to a device for determining carbon dioxide in a gaseous or liquid sample, comprising: a polymer matrix and an indicator embedded in the polymer matrix, wherein the indicator comprises a pH- sensitive dye and a lipophilic, metal cation-ionophore complex, and wherein an anion of the pH-sensitive dye and the metal cation-ionophore complex form an ion-pair which is soluble in the polymer matrix.

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