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A combination of elevated temperatures, the presence of oxidants, and highly sensitive sensor output signal makes reliable pH measurement in the chlor-alkali process very challenging. This application note reviews these problems in relation to membrane cell chlorine production and explains how the InPro 4850i pH sensor solves all the measurement issues.
.png/_jcr_content/renditions/cq5dam.web.1280.1280.png "In-Line pH Probe / ORP (Redox) Probe")
