Methods: Conventional chemical methods and ICP-MS were used to determine contents of nutrients and rare-earth elements.
方法：分别采用常规的化学方法及电感耦合等离子体质谱法测定其营养成分及稀土元素的含量。
2
The preconcentration and determination of platinum, palladium, rhodium and iridium in geological samples by nickel sulphide fire assay and ICP-MS were described.
建立了锍试金富集电感耦合等离子体质谱法(ICP - MS)测定地质样品中铂、钯、铑、铱的新方法。
3
In this paper, We have studied the method of unseparate the matrix and direct determination of impurities in pure indium by inductively coupled plasma mass spectrometry(ICP-MS).