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IER takes pride in being a technically credible wastewater treatment company, not simply a magnesium hydroxide supplier.
AMALGAM-60 Safety Data Sheet
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AMALGAM-55 Safety Data Sheet
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Based in Spokane, Washington, IER primarily services the Pacific Northwest and Upper Midwest with plant locations in Sioux City, Iowa; Muscatine, Iowa; Centralia, Washington and Pasco, Washington
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September 14, 2020 \ ACTI-Mag \ Improving the Sustainability of Water Treatment \ Food & Beverage
Achieving sustainable dairy wastewater management with magnesium hydroxide 
AMALGAM-60, an innovative magnesium hydroxide slurry, was used by a dairy processor in the Pacific Northwest to provide better pH
September 11, 2020 \ ACTI-Mag \ Improving the Sustainability of Water Treatment \ Food & Beverage
Converting from caustic to magnesium hydroxide
Spokane County Regional Water Reclamation Facility, operated by Jacobs, processes 8 million gallons per day (mgd) of wastewater collected from
November 10, 2020 \ ACTI-Mag \ Improving the Sustainability of Water Treatment \ Food & Beverage
Caustic soda replacement at a fruit processing plant
A food processing plant in the Pacific Northwest that manufactures fruit products was generating acidic wastewater and looking for a
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Latest news
March 31, 2022
IER News Issue 7 – March 2022
A Letter from Doug Kelley, President of IER Welcome to Spring of 2022, everybody! I thought I’d begin this letter
March 31, 2022
Introducing John Strong
John has been the primary IER Manager responsible for the design and construction of IER’s manufacturing plants, including the Centralia WA plant which he currently manages.
February 02, 2022
IER News Issue 6 – December 2021
SUPPORTING WATERAID
Because we truly care about sanitation
Almost 2 billion people do not have a decent toilet or access to basic and safely managed sanitation. In many cases, faeces and urine end up untreated in the environment, contaminating it and threatening people’s health.
This is why IER supports WaterAid programs, to facilitate access to safe water, sanitation and hygiene in the world’s poorest and most marginalised communities.