【关键词】 洋参王浆咀嚼片;人参皂苷;10-羟基-△2-癸烯酸;TLC;HPLC
Studies on quality standard of american ginsing and royal jelly chewable tablets
【Abstract】 Objective To establish the quality standard of American ginsing and royal jelly chewable tablets. Methods American ginsing and royal jelly were qualitatively determined with TLC and ginsenosides Re,Rg1and Rb1 were quantitatively analysed with HPLC. Results It was show that the linear relation between injecting volume and apex area of this method was distinct(r=0.999).The average recovery rate was 101.52%,RSD was 0.51%.Conclusion The method was exact and credible and could effectively control the quality of American ginsing and royal jelly chewable tablets.
【Key words】 American ginsing and royal jelly chewable tablets;ginsenosides; 10-hydroxy-2-decylenic acid; TLC;HPLC
洋参王浆咀嚼片是新近研制开发的具有滋补强壮功能的保健食品。本品以西洋参为主,生津、降火、除烦,佐以蜂王浆增强机体新陈代谢功能,提高免疫力。为有效控制产品质量,特制定质量标准。
1 仪器和试剂
Waters2695-2996高效液相色谱仪;硅胶G和硅胶GF254(青岛海洋化工厂);人参皂苷Re、Rg1、Rb1、F11,10-羟基-△2-癸烯酸(购于中国药品生物制品检定所);洋参王浆咀嚼片自制;色谱乙腈(美国迪马);水为超纯水;其他试剂均为分析纯。
2 TLC定性鉴别
2.1 西洋参的鉴别[1] 取本品10片,研磨成细粉,称定2g,加甲醇25ml,加热回流1h,放冷,滤过,滤液蒸干,残渣加水20ml使溶解,用乙醚振摇提取2次,每次10ml,弃去乙醚液,水层用水饱和的正丁醇振摇提取3次,每次15ml,合并正丁醇提取液,用水洗涤2次,每次10ml,分取正丁醇液,蒸干,残渣加甲醇1ml使溶解,作为供试品溶液。另取缺味西洋参的咀嚼片按上述方法制备阴性对照品。再取人参皂苷对照品Re、 Rb1、 Rg1和拟人参皂苷F11,分别加甲醇制成每1ml含2mg的溶液,作为对照品溶液。吸取上述六种溶液各2μl,分别点于同一硅胶G薄层板上,以三氯甲烷-乙酸乙酯-甲醇-水(15:40:22:10)4℃放置12h的下层溶液为展开剂,展开,取出,晾干,喷以10%硫酸乙醇溶液,在105℃加热至斑点显色清晰,分别置日光灯及紫外灯(365nm)下检视。供试品色谱中,在与对照品色谱相应的位置上,分别显相同颜色的斑点或荧光斑点。结果见图1a。
2.2 蜂王浆的鉴别[2] 取本品40片,研磨成细粉,称定10g,加乙醚40ml,超声提取60min,过滤,蒸发滤液至2ml,作为供试品溶液。另取缺味蜂王浆的咀嚼片按上述方法制备阴性对照品。再取10-羟基-△2-癸烯酸对照品加甲醇制成1ml含对照品1mg的溶液,作为对照品溶液。吸取上述三种溶液各10μl,分别点于同一硅胶GF254薄层板上,以石油醚-乙酸乙酯-冰醋酸(3:1:0.1)为展开剂,展开,取出,晾干,置紫外灯(254nm)下检视。供试品色谱中,在与对照品色谱相应的位置上,显相同颜色的暗斑。结果见图1b。
1 人参皂苷Rg1 2 人参皂苷Re
3 样品 4 人参皂苷Rb1
5 拟人参皂苷F11 6 缺西洋参阴性对照
a 人参皂苷对照品与样品TLC图谱 1 10-羟基-2-癸烯酸 2 样品
3 缺蜂王浆阴性对照
b 10-羟基-△2-癸烯酸
对照品与样品的TLC图谱 图1 样品TLC图谱(略)