Check out our White Paper on pH and ORP

Water Online has just released it latest online newsletter with a "Spotlight on Monitoring, Measurement and Analysis." Mark's white paper, "The 10 Things You Should know about pH and ORP" is the first of the technical briefs in the newsletter. Although the same paper can be downloaded from our Resources section of the website. In writing this short paper, Mark attempted to clear away the most common misconceptions surrounding the measurement of pH and ORP, such as why it takes two points to calibrate a pH analyzer but only one point to calibrate an ORP one.
You can find the link here.