Ferric arsenate is also not stable in alkaline cement cast admixes. 含铁砷酸盐在碱性水泥投入混合时也不稳定。
A dearsenifying process from high concentration arsenate solution by formation of insoluble ferric arsenate is analyzed by thermodynamics and examined experimentally. 从热力学计算及实验两方面研究了酸性冶金废液中以砷酸铁形式中和沉淀脱砷过程。