精制磷酸生产中硫酸根浓度的检测方法  

Test Method for Sulfate Concentration in Purified Phosphoric Acid Production

作　　者：段利中 DUAN Li-zhong(Fine Chemicals Institute of Yonfer Agricultural Science&Technology Co.,Ltd.,Jingmen 448000,China)

机构地区：[1]新洋丰农业科技股份有限公司精细化工研究所,湖北荆门448000

出　　处：《硫磷设计与粉体工程》2024年第5期21-23,I0001,共4页Sulphur Phosphorus & Bulk Materials Handling Related Engineering

摘　　要：在溶剂萃取法生产精制磷酸时,各个环节会产生品质迥异的酸相和酯相,其中硫酸根含量是关键指标。试验研究了硫酸根的准确快速检测方法,并与精密度试验结果进行比较,力求解决精制磷酸生产实际问题,为同行业生产企业和科研院所提供借鉴和参考。In the production of purified phosphoric acid by solvent extraction,acid and ester phases of different quality will be produced in the process,among which sulfate content is the key indicator.The accurate and rapid test method of sulfate is studied,and compared with the precision test results,and the practical problems of purified phosphoric acid production are studied,so as to provide insights and references for peer producers and research institutes in the same industry.

关 键 词：精制磷酸 硫酸根浓度 检测 

分 类 号：TQ126.350.75[化学工程—无机化工]