enrichment

用法例句

Simultaneous Determination of Lead and Cadmium in Tap Water after Pre-Concentration Using Quartz Sub-Boiling Distiller by Flame Atomic Absorption Spectrometry;

石英亚沸蒸馏器蒸馏浓缩富集FAAS法同时测定自来水中的铅和镉

This paper has studied the application of eluant online generated method, gradient elution and concentrated method to meet the requirement of accurate measurement of super trace chloride and sulfate in water quality of the nuclear power plant, under the condition of using the separate column which has high selection of hydroxide.

研究了在新型离子色谱中采用淋洗液在线发生技术和对OH-选择性高的分离柱的条件下 ,建立适当的梯度淋洗程序和样品浓缩富集方法 ,以满足对核电水质中超痕量Cl-和SO2 -4进行准确测定的要求。