| 高效液相色谱法分析对二甲苯的氧化残渣 |
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| 引用本文： | 平德来.高效液相色谱法分析对二甲苯的氧化残渣[J].石油化工,1998(4). |
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| 作者姓名： | 平德来 |
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| 作者单位： | 扬子石化公司研究院 |
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| 摘 要： | 采用高效液相色谱法测定了对二甲苯氧化残渣中的苯甲酸、对甲基苯甲酸、邻苯二甲酸、对苯二甲酸和间苯二甲酸。色谱柱为Ｐｈｅｎｏｍｅｎｅｘ５ＳＡＸ，２５０×４．６ｍｍ，磷酸盐缓冲液作流动相，紫外检测波长设在２３６ｎｍ。方法的回收率大于９７．２６％，相对标准偏差小于３．０２％，相关系数大于０．９９８５。
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| 关 键 词： | 高效液相色谱法 苯甲酸 对甲基苯甲酸 邻苯二甲酸 对苯二甲酸 间苯二甲酸 |
Analysis of Oxidation Residue of p Xylene Using High Performance Liquid Chromatography |
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| Abstract: | enzoic acid,p toluic acid,o phthalic acid,p phthalic acid and m phthalic acid in oxidation residue of p xylene were determined by high performance liquid chromatography on a Phenomenex 5 SAX column with phosphate buffer as mobile phase and UV detection at 236nm.The recoveries were more than 9726%.The relative standard deviations were less than 302%.The correlation coefficients were more than 09985 |
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| Keywords: | high performance liquid chromatography benzoic acid p toluic acid o phthalic acid p phthalic acid m phthalic acid |
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