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A Carbon Dioxide Ion Selective Electrode sensor specifically designed to measure 4.4 ppm to 440 ppm (10-4 M to 10-2 M) concentrations of CO2.
Applications include, but not limited to: Soft Drinks, Wine, Fermentation.

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Model # CO21501
Slope 56 ± 3 mV between 10-100 ppm @ 25°C
Reproducibility ± 2%
Interferences Volatile weak acids
Complexation Heavy metals
Temperature Range 0 to 50° C (if calibrated at that temperature)
Pressure Range 0 to 10 psi
Response Time 95% response in 30 seconds
Storage Long term, store dry
Short term, store in carbon dioxide standard with ISA added
Concentration Range 4.4 ppm to 440 ppm  (1x10-4 M to 1x10-2 M)
pH Range 4.8 to 5.2 pH
Resistance 1000 to 1500 megaohms
Care, Maintenance & Cleaning Treat with dilute carbon dioxide standard with pH adjusted to 4.8 - 5.2
Replace membrane as needed
Isopotential Point Unknown
On-Line Capability Yes, pH control required
Applications Soft Drinks, Wine Fermentation