The product was confirmed as trimesic by using acid value titration, IR spectrum and liquid chromatogram.
利用酸值滴定、红外光谱和液相色谱等表征方法，确定产物为均苯三甲酸。
The article discussed the changing relation between total alkalinity content and titration equivalence point and changed situation of methyl orange in the different PH value color.
本文讨论了水样中总碱度含量与滴定等当点的变化关系和甲基橙在不同PH值时的颜色变化情况。
Green solvent for determining the acid value of rosin glyceride by means of titration was studied.
采用中和法测定松香甘油酯的酸值，对溶解松香酯的溶剂进行了绿色化研究。
Greeniz solvent for determining the acid value of rosin glyceride by means of titration was studied.
采用中和法测定松香甘油酯的酸值，对溶解松香酯的溶剂进行了绿色化研究。
This paper presents a new method for oil acid value detection combining traditional chemical titration with image processing technology.
本文提出一种将传统化学滴定和图像处理技术相结合的油脂酸价检测新方法。
Objective:To explore the affecting factors of benzalkonium bromide content determined value by two phase complexometric titration method.
前言： 目的：探讨双相络和滴定法测定新洁尔灭含量的影响因素。
Objective:To explore the affecting factors of benzalkonium bromide content determined value by two phase complexometric titration method.
前言： 目的：探讨双相络和滴定法测定新洁尔灭含量的影响因素。
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