Technical Resources

Water Fluoridation Additives – CDC

Community water systems in the United States use one of three additives for water fluoridation. Decisions on which additive to use are based on the cost of product, product-handling requirements, spac...Read more

pH System Design Basics

Should your wastewater stream treatment style be Continuous, Batch, or Continuous-Batch? Should your control mode be Feedforward or Feedback? How you lay out your treatment schematic depends entirely...Read more

ORP Sensors – A Technical Education

This article is a technical education piece to thoroughly describing OPR and its characteristics, typical applications, and ORP examples. What Is “ORP”? ORP is an abbreviation for Oxidation Reduc...Read more

Making the Case For ORP

What ORP is and when and how to use it instead of free chlorine Author: Heather Rekalske Though the measurement of free chlorine concentration is often indicated for the disinfection of water and dis...Read more

Jar Testing

Jar testing is a method used to create a proportion. How much of a given chemical is needed to effect the change you want in a water sample? For example, how much of a given concentration of sodium hy...Read more

Integrate Flow and pH

By itself, a pH controller is blind to variations in flow, which can easily lead to under- or over-treating a wastewater stream. A flowmeter, on the other hand, has no idea if pH changes occur. A tre...Read more

How to Size a Chlorine Feed Pump

The calculations below will size a chlorine feed pump in gallons per day (GPD) as if the water to be chlorinated was running all the time during a 24 hour day. When your water is actually flowing, yo...Read more

Flowmeter Basics

A paddlewheel flow sensor is a basic sensor for determining how much water is moving through a pipe of virtually any size. How does that little wheel tell me how much flow is going through my pipe? T...Read more

Choosing a Chemical for a PH System

The chemical you choose to use will have a major effect on the performance of your pH system, as well as on the cost of maintaining it. But which chemical to use is a matter of trade-offs. One of the ...Read more

Chlorination Tips

The following information offers chlorination tips and tricks: Liquid chlorine (usually sodium hypochlorite) oxidizes everything it can in water — iron, manganese, sulfur, sulfur dioxide (rotten e...Read more

Chemical Compatibility Charts

Choosing the right materials for your chemical processing equipment can be challenging. We’ve gathered together a library of downloads to help. If you have questions or need assistance choosing m...Read more