Company formulates specialty water-treatment chemicals for reverse-osmosis systems and provides services such as membrane autopsies and foulant identification.

Manufactures reverse-osmosis water-purification equipment for industrial and commercial applications.

Water-treatment company offers water-softener, reverse-osmosis and desalination systems, sub-micron filtration, and waste-water treatment.

Margate, Florida, company provides industrial purification equipment and services. Applications include bottled water and seawater desalination.

Firm specializes in reverse osmosis and membrane separations products for the treatment of water. Download technical papers.

Based in Harleysville, Pennsylvania, this company manufactures equipment that controls air and water pollution. With links to its divisions.

Offers information, an online catalog, and downloadable instructions for enzyme products used to detect and remediate nitrate emissions.

Company manufactures and provides consultation on water systems and oxygen gauges. Also offers general business consulting.

As the North American partner of Kuhnle, Kopp & Kausch, this supplier sells wastewater blowers, centrifugal compressors, industrial air processors, and engineer tools.

Ultraviolet germicidal light prevents microorganisms from reproducing and helps with water and air purification. Learn about its applications.