鸡蛋壳制备柠檬酸钙的研究

Study of The Preparation of Calcium Citrate from Egg Shell Powder Abstract

介绍了用蛋壳粉制备柠檬酸钙的反应原理 ,利用正交实验考查了各因素对该反应的影响 .并得出了最佳条件 ;3g蛋壳粉加 3 0mL水、用 2mol/L的柠檬酸 3 5mL、反应温度 60℃、反应时间 1h ,产率可达 95 %以上 .

This paper introduces the reaction principle of preparing Calcium citrate by using egg shell.The optimal condition,which was obtained by orthogonal experiments,includes 3 g egg shell powder,30 ml water,lactate acid dosage 2 mol/L 30 ml,reaction temperature 60℃ ,reaction time 1 h,with a yield of 95%.