HO体系中氢氧化钙的平衡浓度.pdf

See discussions, stats, and author profiles for this publication at: /publication/288246641 Equilibrium concentration of calcium hydroxide in CaCl 2-Ca(OH) 2-H 2O system Article in Zhongguo Youse inshu Xuebao/Chinese ournal of Nonferrous Metals · September 2012 CITATIONS READS 0 33 7 authors, including: Weiping Liu Yamei Chen Central South University Northeastern University 9 PUBLICATIONS 29 CITATIONS 56 PUBLICATIONS 1 0 CITATIONS SEE PROFILE SEE PROFILE Some of the authors of this publication are also working on these related projects: The Flotation Chemistry of Nonsulfide Minerals View project All content following this page was uploaded by Weiping Liu on 02 December 2016. The user has requested enhancement of the downloaded file. 第 22卷第 9期 中国有色金属学报  2012年 9月  Vol.22 No.9  The Chinese Journal of Nonferrous Metals  Sep. 2012  文章编号：1004­0609(2012)09­2656­06  CaCl ­Ca(OH) ­H O 体系中氢氧化钙的平衡浓度 2 2 2 刘卫平，徐 徽，石西昌，杨喜云，陈 亚，程俊峰，李 贵  (中南大学 冶金科学与工程学院，长沙  410083)  摘 要：绘制了 25℃时 CaCl ­Ca(OH) ­H O 体系的 c(CaCl )—c(Ca(OH) )图和 c(CaCl )—pH 值图。结果表明：体 2 2 2 2 2 2 系中 c(Ca(OH) )和 pH 值随着 c(CaCl )的增加而不断减小,  c(Ca(OH) )变化趋势与 Debye­Huckel 计算值相符，当  2 2 2 c(CaCl )＜3.78 mol/L 时，体系pH