NO.192023饲料研究FEEDRESEARCH114检测技术构树叶的HPLC特征图谱及多成分含量测定范毅1.2李晓2.3宁二娟2.3*魏悦2.3张丽先2.3王学方2.3魏攀鹏1.2曹力凡1,2(1.河南省高新技术实业有限公司,河南郑州450002;2.河南省科学院,河南郑州450002;3.河南省纳普生物技术有限公司,河南郑州450002)摘要:试验旨在建立构树叶HPLC特征图谱,同时测定8个成分的含量。采用ThermoScientificSyncronisCis柱,乙睛-0.1%磷酸水溶液为流动相,检测波长330nm。借助中药色谱指纹图谱相似度系统评价16批构树叶相似度,外标法测定8个成分含量,结合聚类分析和主成分分析评价不同批次构树叶品质和一致性。结果显示,16批构树叶特征图谱相似度较高,相似度在0.814~0.992。试验得到18个共有峰,并测定了芹菜素-7-O-葡萄糖醛酸苷、草苷、牡荆苷、异牡荆素、野黄苓苷、新绿原酸、隐绿原酸、绿原酸等8个成分的含量。主成分分析将16批样品聚为3类,样品分类趋势明显,聚类分析与主成分分析结果一致。研究表明,试验建立的方法简便、可靠,可同时测定构树叶中8个成分含量;8个成分能够体现构树叶整体分类信息,可将其作为构树叶特征成分。关键词:构树叶;特征图谱;质量评价;聚类分析;主成分分析中图分类号:S816.17文献标识码:A文章编号:1002-2813(2023)19-0114-05Doi:10.13557/j.cnki.issn1002-2813.2023.19.022StudyonHPLCcharacteristicchromatogramofBroussonetiapapyriferaleavesandcontentdeterminationofmulticomponentFANYiLIXiaoNINGEr-juanWEIYueZHANGLi-xianWANGXue-fangWEIPan-pengCAOLi-fanAbstract:ThestudywastoestablishtheHPLCcharacteristicchromatogramofBroussonetiapapyriferaleaves,andthecontentofeightcomponentsdeterminedsimultaneously.TheanalysiswereperformedonThermoScientificSyncronisCiecolumnwithmobilephaseofacetonitrile-0.1%phosphoricacidsolution,andthewavelengthwas330nm.ThesimilaritiesofBroussonetiapapyriferaleavesin16batcheswereinvestigatedbyusingsimilarityevaluationsystem,eightcomponentswereanalysedquantitativelybyexternalstandardmethod.UsingclusteranalysisandprincipalcomponentanalysistoevaluatethequalityandconsistencyofBroussonetiapapyriferaleaves.Theresultsshowedthatthe16batchHPLCcharacteristicchromatogramsweresimilar,similaritiesranged0.814-0.992.Atotalof18commonpeakswerefound...