| 4-AAP试剂提纯对水样挥发酚测定的影响 |
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| 引用本文： | 罗婕.4-AAP试剂提纯对水样挥发酚测定的影响[J].湖南工业大学学报（社会科学版）,2007,12(5). |
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| 作者姓名： | 罗婕 |
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| 作者单位： | [1]湖南工业大学师专校区化学化工系,湖南株洲412007 |
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| 摘 要： | 在水环境监测中采用4-氨基安替比林(4-AAP)法测定挥发酚,但4-AAP试剂易被氧化颜色加深,空白值显著增高,对测定结果有较大影响.为此用氯仿萃取、活性炭吸附、苯浸洗3种方法对4-AAP试剂进行提纯,其空白值由提纯前的0.086分别降为0.054,0.018,0.015,相对标准偏差(RSD)由提纯前的6.9分别降为2.2,3.6,2.7.
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| 关 键 词： | 4-AAP试剂 挥发酚 提纯 |
Purification of 4-APP Reagent and Its Influence on Volatile Phenol Determination |
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| LUO Jie.Purification of 4-APP Reagent and Its Influence on Volatile Phenol Determination[J].Journal of Hunan University of Technology(Social Science Edition),2007,12(5). |
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| Authors: | LUO Jie |
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| Institution: | LUO Jie(Department of Chemistry and Chemical Engineering; Zhuzhou Teachers College; Zhuzhou Hunan412007; China); |
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| Abstract: | Three methods are introduced in the paper to purify-4APP reagent,namely chloroform extraction,active carbon absorption and benzene soaking.Its blank value drops from0.086to0.054,0.018,0.015respectivdy.Its RSD drops from6.9to2.2,3.6,2.7. |
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| Keywords: | 4-APP reagent volatile phenol purification |
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