standard range chlorine testing Articles

  • High range chlorine testing – what are the options?

    Higher range chlorine solutions are typically used for disinfecting products but standard chlorine meters often cannot measure to higher ranges. For example the Hach Pocket Colorimeter II for chlorine measures to a maximum of 2mg/L, and the ...


    By Camlab Limited

  • Medium‐chain chlorinated paraffins (MCCPs): A review of bioaccumulation potential in the aquatic environment

    Chlorinated Paraffins (CPs) are high molecular weight organochlorine compounds that have been used in a variety of industrial applications for many years. Medium Chain Chlorinated Paraffins (MCCPs; CAS No 85535‐85‐9; Alkanes, C14‐17, chloro) are currently under investigation as potential Persistent, Bioaccumulative, Toxic (PBT) compounds. In this paper, the bioaccumulation potential of MCCPs ...


    By John Wiley & Sons, Ltd.

  • atg UV stand the test of time

    Client: Ainslie Park Leisure Centre   Location: Edinburgh, Scottland Description: Swimming Pool Disinfection atg UV Technology, market leaders in the design and manufacture of Ultraviolet technology systems prides itself on its level of workmanship and quality. Five years ago atg UV Technology, replaced the existing ozone system at ...


    By atg UV Technology

  • Broader incubation temperature tolerances for microbial drinking water testing with enzyme substrate tests

    Microbiological testing is an integral part of measures to ensure safe drinking water. However, testing can be restricted in low-resource settings by the requirement for specialized laboratory facilities and testing procedures. Precisely controlled incubation temperature is one example. The effect of varied incubation temperatures on the performance of two enzyme substrate tests for the ...


    By IWA Publishing

  • Standard quality valves available forcompressed gas and welding industry

    Small, medium or large scale industries all can be befitted with unique, innovative and premium quality valves provided by Evergreen Midwest Co. Other products includeregulators,fittings, adapters, cryogenic valves, transfer hoses and accessories. There are various kinds of valves available like the ammonia, CNG, Gate, chlorine valve, check packed, cylinder valves, ...


  • Disease-causing bacteria made more resilient by standard water disinfection practices

    Halogenated nitrogenous disinfection by-products (N-DBPs) in water increase bacterial resistance to antibiotics, new research shows. The study found that a strain of bacteria which can cause disease in humans, Pseudomonas aeruginosa, increased its resistance to a range of different antibiotics by an average of 5.5 times after the bacteria were exposed to chemicals which form as by-products of ...

  • ASHRAE Standard 188P: Prevention of Legionellosis Associated with Building Water Systems

    For Presentation at the AWT 2011 Convention and Exposition  The American Society of Heating, Refrigerating and Air-conditioning Engineers (ASHRAE) has developed a proposed Standard Practice that specifies what is required to prevent legionellosis associated with building water systems. Standard 188P is a “Practices” standard – not a “Design” or ...


    By Phigenics, LLC

  • Is your Plant as tight as you think? Leak Detector for extremely toxic Gases, a Field Test Report

    Leak detection of commodity gases in chemical plants is a day-to-day practice. The sensor technology available for this application is field proven and reliable. No question about it, existing sensors will do the job. However, in plants manufacturing or handling extremely toxic substances, the picture is different. For example, take phosgene. The existing sensor technology for leak detection ...

  • UV technology - unique in water disinfection

    Due to its undisputable Success &  Efficiency in destroying Cryptosporidium and Combined Chlorine, The Centers for Disease Control and Prevention Recommend installing UV Systems It has taken many years of testing to convince the pool market that the most reliable and best available option for treating and disinfecting water is through using Ultraviolet (UV) technology. UV systems ...


    By ESCO International

  • Case study - Ainslie Park Leisure Centre

    5 years on: atg UV systems stand the test of time Ainslie Park Leisure Centre atg UV Technology, market leaders in the design and manufacture of Ultraviolet technology systems prides itself on its level of workmanship and quality. Five years ago atg UV Technology, replaced the existing ozone system at Ainslie Park Leisure Centre in Edinburgh with an atg UV ...


    By atg UV Technology

  • Buy Smarter – what questions should you ask when buying a Spectrophotometer?

    Spectrophotometers are relied on by a wide range of laboratories, for tests ranging from specific parameters, like chlorine or metals concentrations, right through to complex analyses of reaction kinetics. When choosing a spectrophotometer the range of specifications and price is vast, so take the time to list the features you need before you buy and make sure you choose the right one. ...


    By Camlab Limited

  • New York City v.s. Cryptosporidium

    Client: New York City Leisure operators   Location: New York, USA Description: state-of-the-art UV treatment systems to safeguard public health Following major outbreaks in Northampton, Galway, Utah and New York Cryptosporidium has become a major concern for the leisure industry. Commonly found in lakes and rivers, Cryptosporidium ...


    By atg UV Technology

  • Surface Decontamination of Pesticides (DDT) by DeconGel 1101

    Abstract Surface decontamination efficacy determination of DeconGel™ 1101 on stainless steel, carbon steel, and concrete surfaces contaminated with Pesticides (dichlorodiphenyltrichloroethane (DDT)) was performed with LC/MS (Liquid Chromatography/Mass Spectrometry) according to Environmental Protection Agency (EPA) SW-846 Methods: 3500C (sampling) and 8321B (analysis). ...


    By METIS Scientific

  • Project profile - East Liberty, Ohio – Midwest express AD26 arsenic / iron treatment system

    Background AdEdge Technologies Inc. (AdEdge) was selected in 2006 by Midwest Express Group to design and fabricate a fullscale AD26 arsenic and iron treatment system for their manufacturing facility in East Liberty, Logan County, Ohio to meet the new EPA arsenic standard. This facility system serves approximately 150 employees with an average daily flow of 4,000 gallons per day. The ...

  • Surface Decontamination of Halogenated Solvents (Tetrachloroethylene) by DeconGel 1101 and 1102

    Abstract Surface decontamination efficacy determination of DeconGelTM 1101 and 1102 on stainless steel, floor tile, and concrete surfaces contaminated with halogenated solvents (tetrachloroethylene (TCE)) was performed with LC/MS (Liquid Chromatography/Mass Spectrometry) according to Environmental Protection Agency (EPA) SW-846 Methods: 3500C (sampling) and 8321B (analysis). ...


    By METIS Scientific

  • Park City, Utah Arsenic removal from ground water

    Background Park City Utah Water, which serves a population of 6,500, has five water sources. Spiro Tunnel and Spiro Portal are two that were in need of Iron and Manganese removal as well as above limits for Arsenic. Filtronics was engaged by the engineering firm of Eckhoff, Watson and Preator (EWP), Salt Lake City, to perform pilot tests for the Park City Municipal Corporation. The ...


    By Filtronics, Incorporated

  • Combined use of ISCO and ISCR to treat CVOCs at industrial site in Texas, USA

    Groundwater at an industrial site in Texas is impacted with Chlorinated Volatile Organic Carbon’s (CVOCs), primarily PCE and TCE, from historical waste disposal. The topography at the site slopes steeply towards a small channel where the groundwater discharges. Depth to groundwater ranges from approximately 20 ft bgs at the source area to 1 ft bgs close to the channel. The soil consists of silty ...


  • The Water Conditions in Ethiopia, Part One

    In August, I was able to visit northern Ethiopia to look at some of the drinking water issues. As you might guess, there are many, ranging from polluted water to almost no water at all. That made it interesting to discover the inhabitants of Adwa and Aksum rely on a reservoir. The reservoir water is treated first by aeration to oxidize iron, then with a flocculant which attracts dirt like a ...


    By Kinetico Incorporated

  • A New Perspective: a new way to overcome iron bacteria problems has come to America

    Published in the April edition of the Waterwell Journal, this article looks at the problems caused by iron bacteria and iron oxide in wells and boreholes and how Boresaver, a specialist range of cleaning treatments, can solve those problems. Mineral scale and bacterial slime contamination are becoming an increasing problem in groundwater bores in America. Iron bacteria and iron oxide deposits are ...


    By Geoquip Water Solutions

  • Case study - Anglian water Cryptosoridium outbreak

    Pitsford Drinking Water Site, England In June 2008, a rabbit was located in the wash water tank at the Pitsford Drinking Water Plant of Anglian Water, leading to contamination of the treatment works with Cryptosporidum, a chlorine resistant parasitic micro-organism. The parasite was detected on June 24 and, following consultation with health and local authorities, a notice to boil ...


    By atg UV Technology

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