Resources and Articles

Magazine 

Filtration + Separation
http://www.filtsep.com 

Chemical Processing
http://www.chemicalprocessing.com 

ULTRAPURE WATER® journal
http://www.ultrapurewater.com 

Other 

U.S. Environmental Protection Agency
http://www.epa.gov


"Absolute Rating vs. Nominal Rating for Filters"
http://www.lenntech.com/absolute-nominal-filters.htm

"Membrane Filtration Enhances Landfill Effluent Treatment"
http://www.waterandwastewater.com/www_services/ask_dan_archive/membrane_filtration_enhances_landfill_effluent_treatment.htm