CLX Online Residual Oxidant and Chlorine Analyzer

Never Question the Reliability of Your Chlorine Analyzer Results Again

When it comes to deciding on a chlorine monitor, nothing is more important than accuracy and reliability. The CLX™ Chlorine Analyzer is manufactured with these factors front of mind! That means fewer moving parts, simple fluidics, and measurement technology suitable for a wide range of applications. Featuring an innovative cuvette design and user selectable features, the CLX™ allows for 30-days of unattended, uninterrupted operation for lower total operating and maintenance costs. With the CLX™, your water treatment plant can enjoy easy, online analysis with reliable results you can trust.

Precisely measure chlorine and residual oxidant levels
Flawless, hands-off function for 30 days at a time
Flow-through cuvette design for fast and easy sample chamber cleaning
Lower cost total cost of ownership compared to leading competitors

Accurate & Reliable Readings at a Fraction of the Cost

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Colorimetric DPD chemistry accurately measures free or total residual chlorine

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Removable sample cuvette for easy cleaning and maintenance

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Low volume reagent use for lower operating costs

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CE, UL, CSA (ETL, ETLc) certified

Partnering in Water Quality: Rock-Solid Reliable Chlorine Monitoring


Discover why the Sand Springs Water Treatment Plant trusts a full suite of HF scientific machines, including eight CLX Chlorine Analyzers, to service nearly 30,000 customers.


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Ready To Save Money with Unmatched Reliability?


Try a free, 30-day demo of the CLX
Experience up to 30 days of unattended, low-maintenance monitoring
Enjoy lower operating costs and fewer maintenance manhours


Try a 30-Day Demo in Your Treatment Plant

For over 40 years, municipalities around the globe have relied on HF scientific for affordable, reliable, easy-to-use instrumentation. Fill out the form below to be contacted by one of our representatives,
or call 1-888-203-7248 today!


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