::::::::::: Issue 9, April 2005 :::::::::::

Welcome to Water & Wastewater Solutions

Hello, and welcome to Water & Wastewater Solutions, the e-newsletter designed to keep you current on the latest advances in water and wastewater purification products and services. Published by Severn Trent Services, this newsletter is designed to provide you with expert industry information and links to more details — ranging from new technologies to new industry regulations.

Have a topic suggestion for Water & Wastewater Solutions? We welcome your feedback. E-mail us at info@severntrentservices.com
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In This Issue:





Chlorination in Food Processing Plants

Chlorination of domestic, public and private water supplies has been used since the early 1900s to safeguard against water-borne diseases. In recent years, chlorination of industrial water has become a common practice in food processing plants as a means of improving plant sanitation.

Click on the link below to learn more about use of various chlorine compounds in food processing.

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Agreement Makes Patented Ultrafiltration Membrane Technology More Widely Available

According to two recent reports, the global filtration market can expect healthy sales growth for the foreseeable future. In one study, the global filtration market for membranes and related equipment is predicted to continue growing at a minimum of 15% per year for both the municipal and industrial markets through 2020.

A recent agreement between two water and wastewater industry leaders is indicative of this growth potential. Severn Trent Services has signed an agreement with inge Americas, Inc. to market its patented Multibore® ultrafiltration technology throughout the U.S. and abroad.

To read more about this agreement and the burgeoning filtration market, read on.

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Arsenic Treatment: Process Optimization Using Granular Ferric Oxide Adsorption

With increasing regulation, the global water treatment market has been tasked with finding commercially available technologies suitable for treating and removing arsenic contamination in drinking water to levels below 10 µg/l. Years of lab and field tests have shown that Bayoxide® E33 iron oxide media, manufactured exclusively for Severn Trent by LANXESS, is a viable solution with a high capacity to remove arsenic contamination in potable water sources.

Still, continuous improvement is essential. So additional research is focusing on improving the Bayoxide® E33 media in order to manage difficult water qualities and increase process efficiencies. LANXESS has recently tested a new pelletized version of their media that holds promise for improved arsenic removal and process performance.

To read more about this proven arsenic removal technology and to learn about recent product developments, click on the link below.

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