氢氧化钾法与硫酸法制备硫酸铝钾的区别探讨

彭敏,石建新,王周,赖瑢,李莲云,郑赛利,陈六平

The Differences between the Synthesis of Aluminum Potassium Sulfate by Aluminum Foil Dissolved in KOH and in H2SO4

Min PENG,Jian-Xin SHI,Zhou WANG,Rong LAI,Lian-Yun LI,Sai-Li ZHENG,Liu-Ping CHEN

表3 原液中的铝含量滴定结果

溶解方式 V试样/mL VEDTA/mL VZn/mL m铝原/g KOH 10.00 10.00 6.85 1.0300 20.00 10.00 3.04 1.0300 H2SO4 5.00 10.00 7.02 1.9573 10.00 10.00 3.40 1.9573