Project 3162

Ferrous Carbonate Beds as an Inexhaustible Source of Fe(OH)3 for Arsenic Removal

$120,736
Completed
Principal Investigator
Dennis Clifford
Project Manager
Hsiao-wen Chen
Contractor
University of Houston
Constituents of Emerging Concern (CECs)
Treatment

Abstract

Determines the feasibility of using filter beds of ferrous carbonate (siderite) in combination with low levels (0 - 2 ppm) of chlorine to oxidize As(III) to As(V) and generate 0 - 3 ppm ferric hydroxide as iron for in-situ coagulation and removal of As(V). Research partner: AWTP. Published in 2009. Foundation subscribers can download this Web-only report.