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요약정보
GC/MS法测定氰化亚金钾中氰含量 / Determination of cyanide content in potassium dicyanoaurate by GC-MS
Resource Type
Academic Journal
Authors
袁艳丽
;
李新丽
;
张维祥
;
韩衍青
;
刘成
;
蔡英杰
;
吴蔚鹏
;
Yuan Yanli
;
Li Xinli
;
Zhang Weixiang
;
Han Yanqing
;
Liu Cheng
;
Cai Yingjie
;
Wu Weipeng
Source
现代科学仪器 / Modern Scientific Instruments
. 39(3):30-33
Subject
氰化亚金钾
氰化物
气质联用法
Language
Chinese
ISSN
1003-8892
Online Access
Find it @ DONGA
초록
建立了气质联用法测定氰化亚金钾中氰含量的方法,采用DB-5MS色谱柱进行分离,外标法定量.实验结果表明,CN-在0.01μg/mL~0.50μg/mL内有良好的线性关系,相关系数为0.9996.本方法的检出限为0.005%,定量限为0.015%.6次平行测定的平均值为18.26%,RSD为1.47%,方法重复性好,且与按照氰化亚金钾分子式计算的氰含量的理论值接近,试验结果满意,可以为氰化亚金钾的成分鉴定提供一种参考方法.
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