食醋(普通)中总酸含量测定方法的改进  

Improver Detection Means of Vineger Total Acid Content

作　　者：杨晓萍[1] 丁润梅[1] 

机构地区：[1]宁夏医学院高等职业技术学院,宁夏银川750021

出　　处：《石油化工应用》2007年第3期68-69,共2页Petrochemical Industry Application

摘　　要：利用间甲酚紫作指示剂定量地测定食醋中总酸的含量。操作简捷、快速、准确、终点敏锐,与现行的方法中酚酞指示剂相比较,避免酚酞指示剂对观察滴定终点的影响。This paper suggested a m - cresol purple, which could determine quantitatively the content of total acid in vinegar. This new method is effectively fast, accurate, the finish line acutely. It has a certain significance in quality control of vinegar.

关 键 词：食醋 总酸 间甲酚紫 酚酞 

分 类 号：TS264.22[轻工技术与工程—发酵工程]