紫外分光光度法测定蓖麻籽饼中蓖麻碱的含量  

Quantity Determination of Ricinine in Castor Pomace by Ultroviolet Spectrometry Method

作　　者：徐文清[1] 陈艾[1] 庄湘莲[1] 李美佳[1] 

机构地区：[1]中国医学科学院

出　　处：《中国油脂》2001年第2期45-46,共2页China Oils and Fats

摘　　要：测定蓖麻籽饼中蓖麻碱的含量。用紫外分光光度计 ,在 313nm处测定蓖麻碱的吸光度。测定了七种样品 ,结果表明减毒之后蓖麻碱含量明显降低 ,回收率实验表明 ,蓖麻碱回收率为94 31% ,RSD为 1 18%。紫外分光光度法测定蓖麻碱的含量具有简便、准确、稳定。Objective]Quantification of ricinine in castor pomace.[method]To determine absorbance of ricinine at 313 nm by UV—300[Result]Seven samples was determined,the result indicate that the quantity of ricinine in castor pomace which treated by reducing poison is lower than those which wasnt treaed by reducing poison,the rate of recovery of ricinine is 94 31%,RSD is 1 18%(n=5)[Conclusion]The method that quantity determinetion of ricinine in castor pomace by Ultroviolet spetrometry is simple,accurate,stability and good recoverty.

关 键 词：蓖麻籽饼 蓖麻碱 紫外分光光度法 测定 

分 类 号：O657.3[理学—分析化学]