Xylem Analytics Blog

3 postsFilter
  • 2/24/2025
  • Dr. Lisa Wild, Nicolas Kaltwasser

Comparing Chlorine Measurement Methods: Colorimetric DPD Analyzer vs. Amperometric Electrode

Measuring chlorine levels in water is essential for various applications such as swimming pools, industrial processes and drinking water treatment. Two primary methods used are DPD colorimetric and amperometric electrode. Both methods offer accurate results but differ fundamentally in their approach to chlorine determination. This blog post explores the differences between these two methods and discusses their strengths and limitations.more

  • 2/3/2025
  • Dr. Lisa Wild

Amperometric Chlorine Measurement in Drinking Water – Commissioning and Maintenance Made Easy

Find out here how to commission the WTW chlorine sensor correctly, how to ensure measurement accuracy with the right maintenance intervals and how to minimize maintenance work at the same time.more

  • 11/23/2022
  • Dr. Lisa Wild

How to choose the right oxygen sensor for DO measurement in liquid media

In this article, we will tell you something about the parameter dissolved oxygen in general and the different measuring methods. After reading this you will be able to choose the right sensor for your application.more

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