超高效液相色谱-串联质谱法测定松花粉中赤霉素的含量

Special Wild Economic Animal and Plant Research(2017)

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Abstract
建立了超高效液相色谱-串联质谱法测定松花粉中赤霉素的含量.松花粉提取物经80%乙醇提取、正丁醇萃取后,采用BEH-C18色谱柱分离,乙腈和水作为流动相进行梯度洗脱.结果表明,松花粉中赤霉素含量为0.075mg/g,在50μg/mL~250μg/mL的范围内线性关系良好(r=0.9994,n=3),平均回收率为92.2% (RSD%=1.5,n=3).本方法操作简便、灵敏度高、稳定性好,为松花粉中赤霉素的含量测定提供了一种新的色谱技术方法.
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