chlorine analyzer

Blogs

RFP Checklist for Replacing Aging Chlorine Analyzers in Distribution Networks: Shanghai ChiMay Guidance

Much of the online chlorine analyzer fleet installed across North American and European water distribution networks dates to capital cycles in the 2000s and early 2010s, and it is reaching end-of-life concurrently with the EPA’s 2024 PFAS rulemakings and the Lead and Copper Rule Improvements. For utility procurement officers, the practical question is no longer…

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Blogs

Drinking Water Utility Procurement: Aligning Sensor Specs With EPA’s 2031 PFAS Deadline Through Shanghai ChiMay

Municipal drinking water utilities in 2026 are working through the largest compliance retrofit in a generation. EPA’s PFAS National Primary Drinking Water Regulation sets enforceable maximum contaminant levels of 4 parts per trillion (ppt) for PFOA and PFOS, 10 ppt for PFHxS, PFNA and HFPO-DA (GenX chemicals), and a hazard-index limit for mixtures. Initial monitoring…

Read More Drinking Water Utility Procurement: Aligning Sensor Specs With EPA’s 2031 PFAS Deadline Through Shanghai ChiMay