manganese dioxide filter Articles

  • Project profile - Village of Corona, NM iron and manganese reduction

    Background In the fall of 2008, AdEdge was selected by Village of Corona, NM to design, manufacture, and startup a water treatment system for the removal of iron and manganese. The water system that serves approximately 100 connections at Corona was plagued by high iron and manganese in the main water supply with iron from 0.26 – 2.8 mg/L and manganese levels from 0.094 - 0.17 ...

  • SCCS Opinion on Additional Coatings for Titanium Dioxide (Nano Form) as UV-Filter Available for Comment

    On November 22, 2016, the European Commission’s (EC) Scientific Committee on Consumer Safety (SCCS) began a public consultation on its opinion on additional coatings for titanium dioxide (nano form) as an ultraviolet (UV)-filter in dermally applied cosmetic products. The ...


    By Bergeson & Campbell, P.C.

  • EC Requests Scientific Opinion on Three Coatings for Titanium Dioxide (Nano) as UV-Filter in Dermally Applied Cosmetic Products

    On December 17, 2015, the Scientific Committee on Consumer Safety (SCCS) posted a request for a scientific opinion on three coatings for titanium dioxide (nano) as an ultraviolet (UV)-filter in dermally applied cosmetic products. According to the request, the European Commission ...


    By Bergeson & Campbell, P.C.

  • Project profile - Melody Woods Water Company Los Gatos, California iron and manganese treatment system

    Background In February 2009, the Melody Woods Water Company selected and began working with AdEdge Technologies to assist with the design and implementation of a Manganese, Iron and Turbidity treatment system to serve the water supply for Melody Woods in Los Gatos, California. The site has two existing groundwater supply wells that provide drinking water for approximately 53 connections ...

  • Control of metal oxide fouling in reverse osmosis

    High levels of iron and manganese, along with large quantities of dissolved gases in the wells created concern for the viability of a conventional desalination design for the proposed City of Camarillo groundwater desalination facility. To identify viable pre-treatment process(es) for the control of metal oxide fouling in reverse osmosis, a 12-month pilot study was undertaken. The pilot study ...


    By Toray Chemical Korea

  • Control of metal oxide fouling in reverse osmosis

    High levels of iron and manganese, along with large quantities of dissolved gases in the wells created concern for the viability of a conventional desalination design for the proposed City of Camarillo groundwater desalination facility. To identify viable pre-treatment process(es) for the control of metal oxide fouling in reverse osmosis, a 12-month pilot study was undertaken. The pilot study ...


    By Toray Chemical Korea

  • Talkeetna Water System, Alaska - Case Study

    In late 2009, VEI Consultants contacted AdEdge Water Technologies to design, implement and startup an arsenic, iron, and manganese treatment system for the Talkeetna Water System in Talkeetna, Alaska. The existing water supply consisted of a well rated for 250 gpm with an arsenic level of 20 parts per billion (ppb). Iron and manganese levels were 0.04 mg/L and 0.10 mg/L respectively. The water ...

  • Biological ammonia removal field studies for drinking water treatment

    In order to study the applicability of biological ammonia removal from drinking water, field experiments with 10 L/h flow rate were carried out at a case-study area, where raw water contained arsenic, iron, manganese, dissolved gases (methane, aggressive carbon dioxide) and ammonia. The technology applied at the waterworks consisted of potassium permanganate (KMnO4) dosing and rapid sand ...


    By IWA Publishing

  • 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

  • Arica Pago de Gomez, Chile - Case Study

    Fast Facts Contaminant: Arsenic Flow Rate: 2.5 MGD In November 2011, AdEdge Water Technologies was contacted byXylem Inc to design, supply and start up an arsenic treatment system for Aguas del Altiplano in Pago de Gomez, Arica-Chile. The Pago de Gomez Water Treatment Plant added an arsenic treatment unit to its existing ...

  • Lake Josephine Community, Florida - Case Study

    In January 2010, AdEdge Water Technologies, LLC was contacted by Aqua Utilities Florida to provide a hydrogen sulfide removal system for the Lake Josephine Community located in Highlands County, Florida. The existing water system consisted of two wells feeding into a centralized distribution system with a maximum capacity of 230 gpm being consumed by a population of 1,250 persons. The raw water ...

  • Conneaut Lake Park, Pennsylvania - Case Study

    AdEdge Water Technologies, LLC. (AdEdge) was selected in 2009 by the U.S. EPA and the host site in Round 2a of the Arsenic Demonstration Program to implement a turnkey arsenic treatment for the Conneaut Lake Park (CLP), in Conneaut Lake, PA. The CLP water system is served by two wells with a design flow of 250 gpm. The wells provide potable water for a community with over 100 connections and a ...

  • Wastewater-Solids Dewatering Odor Control - Case Study

    Background The Milan Wastewater Treatment Plant, located just south of Moline, Illinois, is a 1.7 MGD (6,434 m3/day) activated sludge facility with an average wastewater flow of 700,000 gpd to 800,000 gpd. This facility dewaters primary sludge using a belt filter press (Figure 1). The press operates an average of three times per month, 8 hours per day at a pump rate of 100 gpm. The ...


    By Carus Corporation

  • Crossflow Membrane Filtration High-Purity Water Systems

    INTRODUCTION As the electronics industry continues to provide us with such products as high resolution television, notebook size portable computers and cars with automatic navigation systems, it becomes necessary to produce semiconductors with finer device geometries to allow for efficient placement of more circuits per a given area. This requires increased control of a semiconductor's material ...

  • San Joaquin Valley California - Arsenic removal from ground water

    Background The San Joaquin Valley of California is approximately 220 miles long and varies in width to a maximum distance of approximately 80 miles. The occurrence of groundwater over the entire extent of the valley is abundant. Recharge for the varied depths of aquifers is from precipitation in the form of rain and the snow pack from the western Sierra Nevada Mountain Range. High ...


    By Filtronics, Inc.

  • Treatment plant protected by effluent monitor at major drinks factory

    The installation of a BioTector continuous TOC (Total Organic Carbon) monitor to police the front end of Cobevco’s wastewater treatment plant has enabled tight control of the treatment process. Delivering results 20 times faster than laboratory techniques, the monitor at the Elton facility in Cheshire provides advance notice of organic overload so that the plant is able to instantly divert ...


  • Dust monitoring

    Generally, two different approaches are used to measure the amount of dust deposited on a surface; Determination of the soiling of a surface, by a change in its properties; Determination of the quantity of dust deposited, by weight. WHAT IS DUST? Dust is a generic term used to describe fine particles that are suspended in the atmosphere. Dust comes from a wide variety of sources, including soil, ...


    By Queensland Laboratory

Need help finding the right suppliers? Try XPRT Sourcing. Let the XPRTs do the work for you