| ICP - AES法测定钢丝锌铝合金镀层中铝含量的不确定度评定 |
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| 引用本文： | 邱月梅. ICP - AES法测定钢丝锌铝合金镀层中铝含量的不确定度评定[J]. 金属制品, 2011, 37(5): 76-79. DOI: 10.3969/j.issn.1003-4226.2011.05.020 |
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| 作者姓名： | 邱月梅 |
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| 作者单位： | 国家金属制品质量监督检验中心,河南郑州,450001 |
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| 摘 要： | 为测定钢丝锌铝合金镀层中铝含量和不确定度,采用电感耦合等离子体原子发射光谱法( ICP - AES),建立被测量ω(Al)与输入量的数学模型,分析不确定度的来源,按照不确定度的合成原则计算合成标准不确定度为0.051％,以及包含因子为2的扩展不确定度为0.10％,给出所测钢丝镀层中铝的质量分数为(5.13±0.10)％...
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| 关 键 词： | 铝含量测定 ICP - AES法 钢丝 锌铝合金镀层 不确定度评定 |
Uncertainty measurement of aluminium content in steel wire allumen coating by ICP-AES method |
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| QIU Yue-mei. Uncertainty measurement of aluminium content in steel wire allumen coating by ICP-AES method[J]. Steel Wire Products, 2011, 37(5): 76-79. DOI: 10.3969/j.issn.1003-4226.2011.05.020 |
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| Authors: | QIU Yue-mei |
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| Affiliation: | QIU Yue-mei(National Quality Supervision and Examination Center of Steel Wire Products,zhengzhou 450001,China) |
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| Abstract: | In order to determine the aluminim content in steel wire allumen coating and its uncertainty,by using inductively coupled plasma atomic emission spetrometry(ICP-AES) to set up the mathematical model of measured amount w(Al) and input quantity,and analyze the resource of uncertainty.According to uncertainty composite principle to calculate composite standard uncertainty is 0.051% and expanded uncertainty is 0.10% when coverage factor is 2,and give Aluminium's mass fraction in measured steel wire's coating: w... |
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| Keywords: | aluminium content determination ICP-AES method steel wire allumen coating uncertainty evaluation |
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