Abstract It was commented on significant figures of mole mass of Zinc Oxide and relative atomic weight in calibrating for EDTA standard volumetric solution in GB/T 601–2002.
标准滴定溶液的标定是其浓度的量值溯源，GB／T 601–2002［1］通过规定工作基准试剂摩尔质量的有效数字，减少因数字修约而引入的不确定度。
Objective to analyze the uncertainty of concentration of hydrochloric acid volumetric solution prepared and standardized according to the method in Chinese Pharmacopoeia (editor 2005).
目的对按照2005年版《中国药典》方法配制和标定盐酸滴定液浓度进行不确定度评价。
Objective to analyze the uncertainty of concentration of hydrochloric acid volumetric solution prepared and standardized according to the method in Chinese Pharmacopoeia (editor 2005).
目的对按照2005年版《中国药典》方法配制和标定盐酸滴定液浓度进行不确定度评价。
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