Double decomposition for producing soda ash from brine——salting-out crystal,quality of producting,salting-out agent circulation;
卤水复分解法制备纯碱——盐析结晶、产品质量、盐析剂循环
The addition of salting-out agent improved the cryst.
研究了盐析效应对复分解反应的影响,盐析剂的加入使碳酸氢钠结晶率从70%~79%提高到90%以上。
In order to improve the crystallization rate of sodium bicarbonate,the method of adding salting-out agent was studied.
为了提高碳酸氢钠的结晶率,研究了采用加入盐析剂的方法,通过盐析剂的盐析作用,使碳酸氢钠的溶解度降低,从而更多地结晶析出。
The possibility of separating K 2SO 4 and NaCl in the aqueous solution by organic salting out agent (Methanol,Acetone)is studied.
探讨了用有机析盐剂甲醇、丙酮分离水溶液中的K2 SO4 和NaCl的可行性 。