Water treatment chemistry can be complex. Knowing how multiple factors in any treatment system work together can be the difference between great water and a world of problems. One area where this is especially true is in the interaction of ammonium and chlorine levels in a chloramination program. Knowing all the relevant levels is just the starting point of determining whether you need to make adjustments.
When a Midwestern municipality needed to select a new turbidimeter for its new water filtration plant, it discovered its current units had been discontinued. The municipality began looking into current options and technologies. The ideal new replacement units would have an LED light source and be low maintenance, reliable and similar in performance to existing units.