Measuring TOC levels continuously with online analyzers is a highly effective, dependable way to monitor water and wastewater for hazardous contaminants. Depending on the plant, the process and the water quality requirements, plant engineers typically select one of the industry’s two most popular sensing techniques to measure TOC: UV Persulfate NDIR or UV Correlation. Understanding the differences between these two sensing technologies helps water treatment engineers choose the technology that best meets their application needs.
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