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TOC Analysis Of Environmental Samples
Environmental water samples often contain particulate matter complicating TOC analysis. ASTM Method D 7573-09 recommends filtering samples with high particulate levels and analyzing liquid and solid fractions separately for a composite value. An application note reports results of this approach on environmental water and runoff samples. Download Application Note.
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Featured Articles
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Ductile Iron Pipe Provides Environmental Protection
By American Cast Iron Pipe Company
Lake Okeechobee covers 730 square miles, drains an area of more than 4,600 square miles, and is the second-largest freshwater lake in the continental United States. But the lake's average level has fallen — a disturbing trend because the lake is not that deep to start with.
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Saving Costs By Continuous Monitoring Of D.O. In Plant
By Endress+Hauser, Inc.
A southeastern Wisconsin wastewater treatment plant was spending too much time and money manually taking grab samples of dissolved oxygen in the aeration basins, mixed liquor basin, and final effluent locations at their plant. An activated sludge process plant, it uses fine pore aeration through the use of VFD controlled blowers.
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From The Editor
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 Mt. Effluent Revisited
We kick off the 2013 newsletter campaign by looking back on a story I covered in 2011 about a ski resort that wanted to use reclaimed wastewater for snowmaking, but was facing opposition from environmental groups and Native Americans tribes. Now, after seven years of legal wrangling, the Arizona Snowbowl finally has an answer. |
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Guest Column
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Future Trends In Financing Water Projects
By Jim Lauria
The American water treatment industry is facing dramatic operational challenges, maintenance challenges, and funding challenges. Our task is to seek out learning opportunities — from the world of water as well as from other industries — to find new models that will help us meet those challenges. It’s time for "just-in-time learning." That’s learning that is fast, flexible, and delivered in the right dose, at the right time, to the right people.
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Featured Downloads
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IPEC Replaces Failed Screen At Beef Processing Plant |
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A Midwest beef slaughter operation, which processes 550 head of cattle per day, had installed wedge wire screening ahead of their DAF to reduce the solids loading to the flotation unit. |
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CAPSULAR Underground Pump Station Datasheet |
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Handling large capacities, the CAPSULAR Underground Pump Station combines superior performance with custom design and economic efficiency to provide solutions for customers' large-flow applications. When compared to built-in-place, concrete designs, 30% savings can be realized with the S&L factory-built approach. |
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Xylem Sanitaire Bioloop Oxidation Ditch Brochure |
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The Sanitaire Bioloop can cut energy costs by more than 50% compared to conventional oxidation ditch technology. Bioloop’s extended aeration process effectively removes total nitrogen and total phosphorus. |
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Meeting Future Challenges Within Wastewater Collection |
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ABS, a Sulzer brand, represents the modern approach to improving wastewater collection networks. Our unique knowledge and innovative products put us at the forefront of what the market can offer. |
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Browse the download library |
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