Glossary Of Water Treatment Industry Terms . . . "J" Jackson Turbidity Unit- An obsolete unit of turbidity measurement based on a suspension of a specific type of silica with the turbidity measured in a Jackson Candle Turbidimeter (contract to "Nephelometric Turbidity Unit"). JTU - The abbreviation ...

Alkaline Water Founder Air Filters Water Filters Shower Filters Health Products Microbial-Free Fruits & Veggies Water Filter Guide Water Test Glossary FAQ Contact Home Glossary of Terms Related to Water, Water Purification and Filtration A B C D E F G H I J K L M N O P Q R S T U V W Z "A" ABS ab...

Glossary Of Water Treatment Industry Terms . . ."Q" quaternary ammonium - A basic chemical group [N(CH3)3+] which provides the site of activity of certain anion exchange resins. ...

Glossary Of Water Treatment Industry Terms . . ."V" vacuum breaker - A mechanical device which automatically vents a water line to the atmosphere when subjected to a partial vacuum, thus preventing back-flow. (See back-flow, air gap, back-flow preventer.) valence - A small positive or negative whole...

Glossary Of Water Treatment Industry Terms . . ."N" nanometer- Abbreviated "nm", a unit of length equal to one thousandth of a micrometer. Often used to express the wavelength of ultraviolet light and the colors of visible light in colorimetric analytical procedures. negative charge - The electrical...