Objective: Adding two titrant standard solution volumes affecting acid base double point potentiometric method accuracy are discussed.
目的：探讨两次加入滴定剂标准溶液的体积对酸碱双点电位滴定法准确度的影响。
Conclusion: The acid base doub1e points potentiometric method is simple, rapid and precise, and has prospect of application in analysing organic weak acid and base medicines.
结论：酸碱双点电位法具有简便、快速、准确等特点，在有机弱酸弱碱性药物分析中有一定的实用前景。
ASTM D2896-03 Standard Test Method for Base Number of Petroleum Products by Potentiometric Perchloric Acid Titration.
电位高氯酸滴定法对石油产品碱值的试验方法。
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