发明申请
- 专利标题： Sample injection apparatus and liquid chromatography apparatus having the sample injection apparatus
- 专利标题（中）： 具有样品注射装置的样品注射装置和液相色谱装置
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申请号： US12068202申请日： 2008-02-04
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公开(公告)号： US20080141762A1公开(公告)日： 2008-06-19
- 发明人: Yuki Togashi , Osamu Shirota , Aya Ohkubo
- 申请人： Yuki Togashi , Osamu Shirota , Aya Ohkubo
- 申请人地址： JP Tokyo
- 专利权人： Shiseido Company, Ltd.
- 当前专利权人： Shiseido Company, Ltd.
- 当前专利权人地址： JP Tokyo
- 优先权： JP2003-137881 20030515; JP2004-059713 20040303
- 主分类号： G01N30/16
- IPC分类号： G01N30/16
摘要：
A sample injection apparatus and a liquid chromatography apparatus including the sample injection apparatus are provided. The sample injection apparatus includes a sampling vessel into which a sample is supplied, a sampling needle for aspirating and ejecting the sample, a cleaning part into which a cleaning liquid for cleaning at least the sampling needle is supplied, a sample injection part for injecting the sample ejected from the sampling needle into a moving liquid, and a needle transfer part for transferring the sampling needle among the sampling vessel, the cleaning part and the sample injection part, wherein the cleaning part includes an ultrasonic vibrator for generating an ultrasonic wave in the cleaning liquid.
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