Objective:using flame atomic absorption spectrometry determination of fructus momordicae,platycodon grandiflorum,unibract fritillary bulb,pinellia,radix stemonae and hu before six kinds of trace elementsin Chinese herbal medicine.Methods:using nitric acid and perchloric acid digestion,the samples(3+ 1)to flame atomic absorption spectrometry determination of fructus momordicae,platycodongrandiflorum,unibract fritillary bulb,pinellia,radix stemonae and Cu in former hu,zinc,Mg,Mn content of trace elements.Resu...