分光光度法测定分析实验室用水中可溶性硅  

Determination of Soluble Silicon in Laboratory Water by Spectrophotometry

作　　者：李莉莉 闫善信 LI Li-li;YAN Shan-xin(Wafangdian City Center for Disease Control and Prevention,Liaoning Dalian 116300)

机构地区：[1]瓦房店市疾病预防控制中心,辽宁大连116300

出　　处：《中国医疗器械信息》2022年第16期19-21,共3页China Medical Device Information

摘　　要：目的:开展实验室用水中可溶性硅浓度的检测方法的可行性研究。方法:采用硅钼蓝分光光度法。结果:实验方法标准曲线的相关系数r=0.9998,本实验检测方法的灵敏度检出限0.00396mg/L,本实验检测方法精密度RSD 1.92%~5.16%,本实验检测方法准确度回收率92.2%~100.9%。结论:本方法具有灵敏度高,线性好,结果准确,试剂毒性小,设备简单,价格便宜适于在基层实验室开展和普及。Objective:To study the feasibility of determination method of soluble silicon concentration in laboratory water.Methods:Silicon molybdenum blue spectrophotometry was used.Results:The correlation coefficient of the standard curve of the experimental method was r=0.9998.The detection limit of the detection method was 0.00396mg/L.The RSD of the detection method was 1.92%-5.16%.The recovery rate of the accuracy of the method was 92.2%-100.9%.Conclusion:This method has the advantages of high sensitivity,good linearity,accurate results,low toxicity,simple equipment and low price,which is suitable for the development and popularization of basic laboratory.

关 键 词：分光光度法 分析实验用水 可溶性硅 

分 类 号：O657[理学—分析化学]