| 甲醇中4-氯甲苯溶液标准样品的研制 |
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| 引用本文： | 封跃鹏,邱赫男,宋祥梅.甲醇中4-氯甲苯溶液标准样品的研制[J].分析仪器,2010(1):77-79. |
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| 作者姓名： | 封跃鹏 邱赫男 宋祥梅 |
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| 作者单位： | 环境保护部标准样品研究所,北京,100029 |
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| 摘 要： | 介绍了甲醇中4-氯甲苯溶液标准样品的研制。标准样品采用称量法制备,用气相色谱-质谱法进行均匀性检验和稳定性监测,以配制浓度值作为标准值,分析其不确定度来源并进行评估。研究结果表明,甲醇中4-氯甲苯溶液标准样品均匀性和稳定性良好,量值准确,可用于环境监测和科学研究工作。
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| 关 键 词： | 甲醇 4-氯甲苯 标准样品 稳定性 均匀性 |
Development of a certified reference material of 4-chlorotoluene in methanol solution |
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| Feng Yuepeng,Qiu Henan,Song Xiangmei.Development of a certified reference material of 4-chlorotoluene in methanol solution[J].Analytical Instrumentation,2010(1):77-79. |
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| Authors: | Feng Yuepeng Qiu Henan Song Xiangmei |
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| Affiliation: | Institute for Reference Materials of Ministry of Environmental Protection;Beijing;100029 |
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| Abstract: | The development of a certified reference material of 4 - chlorotoluene in methanol solution is presented.The certified reference material was prepared by weighing method,and its homogeneity and stability were tested by GC/MSD.The concentration of the prepared solution was used as standard value to evaluate the uncertainty of the reference material.Experimental results show that the certified standard reference material has good homogeneity,stability and accuracy,and is able to be used in environmental monit... |
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