USEPA Method 524.3 covers purge-and-trap GC-MS analysis of volatile organic compounds (VOCs) in drinking water. The method provides users greater flexibility than the previous version. A 32-page application note contains information on optimized instrument operating parameters, including a 6-minute purge time, and comprehensive method validation data.
Spotlight On Monitoring, Measurement, And Analysis
Measured Versus Calculated pH In Steam/Water Cycles By Swan Analytical USA
Solution pH is the most important and most difficult parameter measured in the steam/water cycle. There two methods of monitoring pH in this environment: direct measure and calculated pH by differential conductivity.
Water Plant Security And Process Optimization By Bob Bryant and Darryo Green
Before September 11, 2001, "water security" meant being sure you had good water to drink, and that there was enough of it. Not any more! Suddenly, discussions became focused on the possibility of drinking water systems being intentionally contaminated by terrorists.
Thermo Scientific Orion VERSA STAR Video The Thermo Scientific Orion VERSA STAR benchtop meter allows for up to four channels to be configured in any combination. These meters can fit your needs, now and later, when your needs change. Five modules are available: pH, pH/ISE, conductivity, dissolved oxygen, or pH with LogR temperature technology. All five modules measure temperature and can be mixed and matched as you need to create your meter. Watch this video to learn more.
Riviera Water District provides potable water for a small community at Clear Lake in Northern California. This lake historically produces significant summer algae blooms and, as a natural lake, has creek sediment runoffs in the winter.
Hach crowned Blair Corning, of Adams County, as the inaugural Mythbuster of the Year on the floor of WEFTEC 2012. For your chance to be the 2013 Mythbuster of The Year, and to help bust common wastewater myths, visit bustingmyths.com.