ICP-OES法测定炭黑原料油中的钾和钠  

Determination of potassium and sodium in carbon black oil by ICP-OES

作　　者：段毅平 DUAN Yiping(Shanxi Industrial Standardization Research Institute,Taiyuan Shanxi 030032,China)

机构地区：[1]山西省工业标准化研究院

出　　处：《山西化工》2019年第6期39-40,43,共3页Shanxi Chemical Industry

摘　　要：建立了ICP-OES同时测定炭黑原料油中K、Na的分析方法,通过优化实验条件,该方法在0μg/mL^5μg/mL内呈良好的线性关系,相关系数均大于0.999。两种元素的回收率均在97.0%~102%,RSD在0.8~2.5。该方法能够满足原料油中K、Na的定量测试要求。A method for the simultaneous determination of K and Na in carbon black raw oil by ICP-OES was established.By optimizing the experimental conditions,the method showed a good linear relationship in the range of 0μg/mL^5μg/mL,and the correlation coefficients were all greater than 0.999.The recoveries of the two elements are 97.0%~102%and RSD is 0.8~2.5.The method can meet the requirements of quantitative determination of K and Na in raw oil.

关 键 词：炭黑原料油 ICP-OES法 钾、钠含量 

分 类 号：O657[理学—分析化学]