Biological nutrient removal processes and costs.

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Bibliographic Details
Imprint:	Washington, DC : U.S. Environmental Protection Agency, Office of Water, [2007]
Description:	12 pages : digital, PDF file
Language:	English
Subject:	Sewage -- Purification -- Nutrient removal. Sewage -- Purification -- Nitrogen removal. Sewage -- Purification -- Phosphate removal. Water -- Purification.
Format:	E-Resource U.S. Federal Government Document Book
URL for this record:	http://pi.lib.uchicago.edu/1001/cat/bib/12689867

Hidden Bibliographic Details
Other authors / contributors:	United States. Environmental Protection Agency. Office of Water.
Notes:	Title from title screen (viewed on Dec. 17, 2007). "June 2007." "EPA-823-R-07-002." Includes bibliographical references (page 12). Mode of access: Internet from the EPA web site. Address as of 4/9/08: http://www.epa.gov/waterscience/criteria/nutrient/files/bio-removal.pdf; current access available via PURL.
GPO item no.:	0473-A-01 (online)
Govt.docs classification:	EP 2.2:N 95/2

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