利用湿法消解样品,精密度好,回收率高,优于干灰化法。
The wet digestion method is better than the dry ash method for its lower RSD and higher recovery rate.
本方法测定结果与灰化法一致,t检验表明两方法之间无显著性差异。
The t test showed that no difference was found. The present method is convenient, rapid and accurate.
可以用愚浮液进样法取代灰化法处理样品,以火焰原子吸收光谱法测定中草药中的钾。
It is possible to replace the ashing method by suspension sampling method for the determination of potassium in Chinese medicinal herb by flame atomic absorption spectrometry.
用氧弹燃烧灰化法对有机物中铁的含量进行测定,方法操作简便、快速,实验过程无污染,测定结果可靠。
Determining the iron content in organism by oxygen bomb burning incineration is easy to operate, fast to finish, free of pollution and reliable in different conditions.
采用灰化法分解人参样品,用分光光度法测定人参中的有机锗含量,方法简便,快捷,回收率为98.90 %— 99.78%。
The determination of germanium in panax genseng C. A. mey and the pretreatment of sample were discussed. This method is efficient and rapid. The recovery is in the range of 98.90%-99.78%.
该法采取缩短干燥时间和取消灰化阶段,每次可缩短测定时间48秒,但不损失测定的精密度或准确度。
With no loss of analytical precision or accuracy, 48 s have been saved per measurement by shortening the drying time and omitting the ashing stage.
方法:采用四苯硼钠法检测并增加阴性对照管及试剂对照管,取消炭化灰化的步骤。
Methods:To test it with sodium tetraphenylborate method increasing negative control and the control of reagent and cancel carboration ash steps.
方法:采用四苯硼钠法检测并增加阴性对照管及试剂对照管,取消炭化灰化的步骤。
Methods:To test it with sodium tetraphenylborate method increasing negative control and the control of reagent and cancel carboration ash steps.
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