When companies want to conduct water chemistry analysis for regulatory compliance, treatment, or other purposes, they are used to the age-old laboratory analysis which can take days; delaying decision-making on-site. Even though people tend to believe such laborious processes are more thorough when conducted over a few days, FRED (Field Ready Electrochemical Detector®) has shown that it is possible to achieve this analysis within an hour!
https://www.judeephson.com/blog/canada-s-fredsense-has-made-water-quality-analysis-easier