摘要
通过改变投料配比 ,改进结晶、提纯、干燥等工艺过程,产品的收率由原来的70%提高到90 %以上 ,生产周期缩短近半。产品含量高达99.5 %
By varying the ratio of composition and improving on the process of crystallization,purification and drying,the yield can increase from 70% to over 90%,the period of production decrease by one-half and the purity of product is more than 99.5%.
出处
《河北化工》
2001年第3期26-27,共2页
Hebei Chemical Industry
