Removal of dissolved humic acid from water by coagulation method using polyaluminum chloride (PAC) with calcium carbonate as neutralizer and coagulant aid. Issue 2 (June 2015)

• Record Type: Journal Article
• Authors: Sudoh, Ryou; Islam, Md. Saiful; Sazawa, Kazuto; Okazaki, Takuya; Hata, Noriko; Taguchi, Shigeru; Kuramitz, Hideki
• Is Part Of: Journal of environmental chemical engineering. Volume 3:Issue 2(2015:Jun.)
• Page Start: 770
• Page End: 774
• Publication Date: 2015-06
• Subjects: Chemical engineering -- Environmental aspects -- Periodicals; Environmental engineering -- Periodicals; Chemical engineering -- Environmental aspects; Environmental engineering; Periodicals; 660.0286
• DOI: 10.1016/j.jece.2015.04.007
• Languages: English
• ISSNs: 2213-2929

Abstract

<abstract abstract-type="author-highlights" id="abs0005"> <title id="sect0005">Highlights</title> <sec> <p id="spar0040"> <list id="lis0005"> <list-item id="lsti0005"> <label></label> <p id="par0005">Humic acid (HA) initiate growth arrest and apoptosis in fibroblasts.</p> </list-item> <list-item id="lsti0010"> <label></label> <p id="par0010">Positively charged HA make coagulation hard due to positively charged coagulants.</p> </list-item> <list-item id="lsti0015"> <label></label> <p id="par0015">We investigated HA removal using PAC with CaCO₃ as neutralizer and coagulant aid.</p> </list-item> <list-item id="lsti0020"> <label></label> <p id="par0020">CaCO₃ saves the usage of coagulants and settling time.</p> </list-item> <list-item id="lsti0025"> <label></label> <p id="par0025">We found that PAC is an effective coagulant for the removal of HA when using CaCO₃.</p> </list-item> </list> </p> </sec> </abstract>