A method of in situ removal of matrix was proposed for direct determination of the trace refractory elements in human serum by ETV-ICP-MS with the use of PTFE as fluorinating reagent.

• 此外,研究ETV-ICP-AES/MS与有特色的分离富集前处理技术联用,并将它用于痕量元素成分和形态分析。