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Abstract:
为将钡-硫酸钡重量法发展成为可行的基准方法,选定浓度为20mg/g的钡溶液为研究对象,采用重量法与仪器分析相结合,测定溶液中钡含量和各不确定度影响因素的量值,并对测定结果进行了讨论.结果表明重量法与仪器分析相结合,明显改善了测量重复性,提高了测量不确定度,得到扩展不确定度为0.08%(k=2).
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现代测量与实验室管理
ISSN: 1673-8764
Year: 2006
Issue: 3
Volume: 14
Page: 10-13
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 5
Chinese Cited Count:
30 Days PV: 9
Affiliated Colleges: