固相萃取-超高效液相色谱-串联质谱法测定新鲜块菌子实体中α-雄烷醇
Mycosystema(2022)
Abstract
本研究建立了一种固相萃取-超高效液相色谱-串联质谱的检测方法,用于检测新鲜块菌子实体中α-雄烷醇(5α-雄甾-16-烯-3α-醇)的含量.新鲜块菌样品经无水乙醇提取,Qasis HLB柱萃取富集后,采用超高效液相色谱-串联质谱进行分析定量.方法学验证结果表明该方法的回收率为88.49%-92.22%;检出限为0.120 9 ng/mL,定量限为0.398 9 ng/mL.该方法简便、精确,适用于新鲜块菌中α-雄烷醇含量的测定.
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