消除原子吸收光谱法中钠对钙的干扰 |
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引用本文: | 李萍.消除原子吸收光谱法中钠对钙的干扰[J].合成润滑材料,2011,38(4):4-8. |
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作者姓名: | 李萍 |
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作者单位: | 中国石化股份有限公司润滑油重庆分公司,重庆,400039 |
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摘 要: | 探索了原子吸收光谱中钠对钙的干扰。0.5%的吐温-80能掩蔽1500mg/L钠的干扰,此时钙的线性范围为0mg/L-12mg/L。钙是大自然中最普遍的元素之一,含钙的添加剂广泛应用于润滑油脂中。润滑油生产企业El常的原料验收、产品分析、质量问题解决、生产工艺改进以及新产品开发中,都会涉及到钙含量的测定。
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关 键 词: | 原子吸收光谱 钙 钠 吐温-80 干扰 |
Eliminating the Interference of Sodium with Calcium by Atomic Absorption Spectrometry |
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Authors: | Li Ping |
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Affiliation: | Li Ping(Lubricant Company Chongqing Branch,Sinopec,Chongqing 400039,China) |
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Abstract: | It was explored the interference of sodium with calcium by atomic absorption spectrometry.The 0.5% Tween-80 could cover interference of sodium of 1 500 mg/L,and in this case the linear range of calcium was 0 mg/L~12 mg/L. |
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Keywords: | atomic absorption spectrometry calcium sodium Tween-80 interference |
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