[Determination of trace elements in 13 traditional Chinese medicines in medicated diet for diabetes mellitus by ICP-MS].

Objective: To investigate six trace elements including Cr, Zn, Mn, Se, Cu and V of 13 traditional Chinese medicines (TCM) commonly used in diet therapy of diabetes mellitus.

Method: The samples were prepared through digesting in a microwave oven and determined with Inductively Coupled Plasma Mass Spectrometry (ICP-MS).

Result: The correlative coefficients of the calibration curves were above 0.