Abstract:To study the original plant identification, morphological and histological identification, microscopic identification and physical and chemical identification of rose collected from Jinan ,Yantai and Heze of Shandong province and its confuse variety rose ropsa chinenisis jacg. And to compare the contents of essential oils extracted from rose collected from different areas processed by different methods.
Key words:Rose; Rosa chinensis jacg; Identification
5.2 取4种样品适量,剪碎,各称取1 g置具塞锥形瓶中,加10 ml 95%乙醇,浸泡24 h,滤过,滤液备用。取滤液0.5 ml 置试管中,加改良碘化铋钾试液2滴,进行试管反应;取滤液0.5 ml置试管中,加1%三氯化铝醇溶液4滴,进行试管反应;用毛细管吸取滤液在滤纸上点样,观察荧光现象。实验结果见表3。表3 理化鉴别结果(略)