1) indicator titration
指示剂滴定法
1.
In this paper,two factors influencing the accuraly of the result factors was been expounded during determining the ingredienets-sulfenamide accelerators purity by indicator titration analysis: the concentration of free amine and the purity of 2-benzothiazo-lethiol.
阐述了指示剂滴定法测定次磺酰胺类促进剂纯度过程中影响测定结果准确性的两个因素:游离胺含量和硫基苯骈噻唑纯度。
2) double indicatortitration
双指示剂滴定法
4) acid-base titration
酸碱指示剂滴定法
1.
The determination of the degree of deacetylation of chitosan by linear potentiometric titration was studied, and the determined values were compared with the values determined by acid-base titration.
采用线性电位滴定法测定壳聚糖的脱乙酰度,并与酸碱指示剂滴定法测定的结果进行比较,结果表明线性电位滴定法测定比较适合粘度高的样品,且分析速度快,操作简单,精密度高。
2.
The degree of deacetylation of chitosan is determined by acid-base titration and linear potentiometric titration.
采用酸碱指示剂滴定法和线性电位滴定法测定壳聚糖的脱乙酰度,结果表明线性电位滴定法比酸碱指示剂滴定法能更好地避免人为误差,具有较高的准确性和精密度,而且操作简单。
6) Indicator in Titrimeteric analysis
滴定分析指示剂
补充资料：酚酞指示剂
酸碱指示剂之一。由酚酞溶解在酒精溶液中而成。在酸性溶液中呈无色，在碱性溶液中呈红色。常用于化学实验及化工生产中。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条