Methods:After decompounded the sample by nitric acid, then to detect using both flame and graphiteoven atomic absorption spectrophotometer.
方法：将样品经硝酸分解后，采用火焰原子吸收法和石墨炉原子吸收法分析测定。
2
The quantities of 21 microelements were determined in 10 Chinese traditional medicines, using both flame and graphiteoven atomic absorption spectrometry.
采用火焰原子吸收法和石墨炉原子吸收法分析了10种中成药中21种无机微量元素的含量。
3
In the graphiteoven atom absorption spectrum analysis affects the survey the invariable factor to be many, each kind of survey condition not easy to duplicate.