The calculating formula for the measuring relative error of standard addition method of ion selective electrode was obtained.
从理论上导出了离子选择性电极一次标准加入法测量结果的相对误差计算公式。
Double standard addition method can cope with the problem through ensuring the accuracy and precision of the chemical modified electrode as a chemical sensor.
两次标准加入法的应用，确保了化学修饰电极作为传感器的分析测试方法的准确度及精密度。
The relation between the measuring error of standard addition method for ion selective electrode and the added amount of the standard solution was studied.
研究了离子选择性电极标准加入法的测量误差与标准溶液加入量的关系。
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