用薄层扫描法对前列腺保健袋中丹参酮ⅡA的含量进行测定，λS＝470nm，λR＝620nm。方法简单，结果准确，重视性好。平均回收率97．45％，变异系数1．28％。

TLC scanning technique was used for the determination of tanshinone ⅡA in "Prostato Healthcare Bag" at λS=470nm, and λR = 620nm. This method is simple and highly sensitive, with an average recovery of 97.45％ and a variation coeffioient of 1,28%.