Record Display for the EPA National Library Catalog

RECORD NUMBER: 40 OF 144

Main Title Designing to Remove Phosphorus by Using Metal Salts and Polymers in Conventional Plants.
Author Laughlin., James E. ;
CORP Author Shimek, Roming, Jacobs and Finklea, Dallas, Tex.;Environmental Protection Agency, Seattle, Wash.
Year Published 1971
Stock Number PB-256 376
Additional Subjects Sewage treatment ; Phosphorus ; Chemical removal(Sewage treatment) ; Metals ; Iron chlorides ; Polymers ; Alums ; Sodium ; Aluminates ; Flocculating ; Coagulation ; Clarification ; Removal ; Design criteria ;
Holdings
Library Call Number Additional Info Location Last
Modified
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Status
NTIS  PB-256 376 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 35p
Abstract
The report discusses the use of metal salts and polymers in otherwise conventional plants. (Tertiary systems are not covered.) These are: Metal salts: FeCl3, pickle liquor, alum, and sodium aluminate (which also provides alkalinity)...liquids are best (cost, effectiveness, flexibility, ease of handling); Polymers: most come dry; no universal choice; 3 categories.