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queen1917

金虫 (小有名气)

[交流] 【求助】绿原酸标准品峰中的拖尾现象

各位虫友们,我有个问题想向大家求助,我跑绿原酸标准品,按照药典的方法,用乙腈和0.1%磷酸做流动相,结果出峰情况不理想,大峰后拖尾又出现个小峰,请问是问么回事呀?是柱子的问题吗?很急,请各位有经验的虫友们帮我分析分析,第一次发帖,语言不太精炼,望大家谅解
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