微波消解-FAAS检测石墨烯材料中钾元素  

Determination of potassium in graphene materials by FAAS with microwave digestion

作　　者：耿薇[1] 郑敏燕[1] 魏永生[1] 张君才[1] GENG Wei;ZHENG Min-yan;WEI Yong-sheng;ZHANG Jun-cai(College of Chemistry and Chemical Engineering,Xianyang Normal University,Xianyang 712000,China)

机构地区：[1]咸阳师范学院化学与化工学院,陕西咸阳712000

出　　处：《化学工程师》2021年第9期18-20,共3页Chemical Engineer

基　　金：国家自然科学基金项目(21102121)。

摘　　要：石墨烯材料样品进行微波消解,利用火焰原子吸收光谱法(FAAS),通过正交试验法对钾元素的分析条件进行优化,钾元素的吸收线为766.5nm,狭缝宽度为1.2nm,灯电流为3.0mA。钾的RSD在0.2353%~1.772%之间。采用火焰原子吸收光谱法检测石墨烯材料中钾元素的含量。Orthogonal test optimization of potassium analytical conditions by flame atomic absorption spectrometry. Potassium absorption lines is 766.5 nm.Slit width is 1.2 nm. Lamp current is 3.0 mA. Potassium RSD is between0.2353%~1.772%. Determination of potassium in graphene materials by flame atomic absorption spectrometry with microwave digestion.

关 键 词：微波消解 火焰原子吸收光谱法 石墨烯 钾 

分 类 号：O657.3[理学—分析化学]