| 利用毛细管电泳仪同时测定对羧基苯甲醛和对甲基苯甲酸 |
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| 引用本文： | 马志芳,黄兰萍.利用毛细管电泳仪同时测定对羧基苯甲醛和对甲基苯甲酸[J].合成技术及应用,1999,14(2):54-55. |
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| 作者姓名： | 马志芳 黄兰萍 |
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| 作者单位： | 仪征化纤股份有限公司化工厂 |
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| 摘 要： | 报道了毛细管电泳仪同时测定对苯二甲酸中的对羧基苯甲醛和对甲基苯甲酸杂质含量的方法。该方法采用２５４ｎｍ紫外检测及低紫外吸收的电解液进行分离检测。实验证明，该方法简单快速，重现性好，灵敏度高
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| 关 键 词： | 对羧基苯甲醛 对甲基苯甲酸 毛细管电泳仪 对苯二甲酸 |
DETERMINATION OF 4CARBOXYBENALDEHYDE AND TOLUIC ACID IN PURIFIED TEREPHTHALIC ACID BY CAPILLARY ELECTROPHORESIS |
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| Ma,ZhifangHuang,LanpingXue,Yuexia.DETERMINATION OF 4CARBOXYBENALDEHYDE AND TOLUIC ACID IN PURIFIED TEREPHTHALIC ACID BY CAPILLARY ELECTROPHORESIS[J].Synthetic Technology and Application,1999,14(2):54-55. |
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| Authors: | Ma ZhifangHuang LanpingXue Yuexia |
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| Abstract: | This paper reports a novel simple rapid and accarate method for determination of 4Carboxybenaldehyde (4CBA) and Toluic acid (pTOL) in Purfied Terephthalic acid by Capillary Electrophoresis. The method uses 254 nm UV absorbance detection and low UV absorbance electrode. |
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| Keywords: | carboxybenaldehyde toluic acid purified terephthalic capillary electrophoresis |
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