Rare earth elements,heavy metals and other elements including iodine,tellurium,rubidium in tea and soil were determined by ICP-MS after microwave digestion,and the application database of microwave digestion was renewed.Furthermore,the digestion method was compared with the electricity plate digestion method in those aspects of accuracy,precision and recovery rate.The detection limits of the microwave method were from 0.4(Se)to 0.001(Te)ng·g-1.It was demonstrated that the microwave digestion pretreatment co...
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