分析了不确定度的重要来源，包括样品制备、标准溶液配制、标准曲线拟合和仪器测量过程等引入的不确定度分量。
The main sources of measurement uncertainties were from sub-uncertainties of sample preparation, calibration solution preparation, calibration curve fitting and instrument measurements, etc.
采用大肚移液管，将标准溶液配制成整数级别的贮备液、中间液、使用液时，利用工作曲线计算测定值需要引入校正系数，利用该方法可简化操作，减少误差提高实验准确度、精密度。
The correction coefficient needs to be adopted to calculate the determinated value of work curve, it simplifies the operation, reduces error and enhances the accuracy and precision.
目的对按照2005年版《中国药典》方法配制和标定的盐酸标准溶液浓度进行不确定度评定。
Objective To evaluate uncertainty for concentration of hydrochloric acid standard solution prepared and standardized with the method in Chinese Pharmacopoeia (edition 2005).
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