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7 两种反应条件下原液中的铝含量滴定结果

与KOH反应方式 m铝箔/g V试样/mL VEDTA/mL VZn/mL m铝原/g m渣/g 无搅拌，体系体积为50 mL 2.0299 10.00 10.00 6.85 1.0300 2.5954 2.0299 20.00 10.00 3.04 1.0300 2.5954 电磁搅拌，体系体积为100 mL 2.0382 10.00 10.00 6.00 1.5207 0.9530 2.0382 20.00 10.00 1.50 1.5207 0.9530