[Determination of nine microelements in the human hair of three ethnic groups]

Nine microelements--Zn, Cu, Fe, Mn, Sr, Mg, K, Na and Ca in human hair of three ethnic groups--Han, Uigur and Hazak between male and female were determined by flame atomic absorption spectrometry. The contents of K, Na, Ca, Mg and Sr were different in different ethnic groups, and the quantities of K, Na and Sr are also very different between sexual distinction.