摘要
采用称量法制备了瓶装的气体标准物质 ,用称量结果对所配制的气体标准物质定值 。
Prepared the packaged gas standard material by using weighing method,fixed the value of the prepared gas standard material with the weighing result,and analyzed and calculated the indefinite degree of the fixed value.
出处
《低温与特气》
CAS
2004年第6期20-24,共5页
Low Temperature and Specialty Gases
关键词
称量法
气体标准物质
定值
不确定度
比对分析
weighing method
gas standard material
fixed value
indefinite degree
contrast analysis
