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发明名称
羟基冠醚固相微萃取萃取头及其制备方法
摘要
本发明公开了一种固相微萃取的萃取头及其制备方法,它是在石英纤维的表面键合有一层羟基冠醚复合层。本发明所提供的固相微萃取的萃取头具有耐溶剂冲洗,高的热稳定性,使用寿命长,对极性化合物有很好的吸附能力等特点,在分析化学方面具有重要的应用前景。
申请公布号
CN1133477C
申请公布日期
2004.01.07
申请号
CN00131273.1
申请日期
2000.12.18
申请人
武汉大学
发明人
曾昭睿;仇文丽;黄载福
分类号
B01D11/02
主分类号
B01D11/02
代理机构
代理人
主权项
1.一种固相微萃取的萃取头,其特征在于它是在石英纤维的表面键合有一层羟基冠醚复合层,该复合层的结构表征如下式所示:<img file="C0013127300021.GIF" wi="1458" he="878" />式中R=-H,-(CH<sub>3</sub>)<sub>3</sub>,-(CH<sub>2</sub>)<sub>14</sub>CH<sub>3</sub>或-CH=CH<sub>2</sub>;s=0,1,2…。
地址
430072湖北省武汉市武昌珞珈山
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