The new method of determination of nitrogen content was established by directly determining the absorption of ammonia in the alkaline medium with atomic fluorescence spectrophotometer.
在碱性条件下，用原子荧光分光光度计直接测定氨的吸收，建立了定氮新方法。
The heavy metals were detected with atomic absorption spectrum, atomic fluorescence spectrum and plasma emission spectrum, 9 heavy metals were measured quantitatively.
用原子吸收光谱法、原子荧光光谱法和等离子发射光谱法，定性检测颗粒物中载带的重金属，并对其中9种重金属进行定量测定。
Method: Using atomic absorption spectrometry, cold atomic fluorescence method and double tracts atomic fluorescence spectrometry.
方法：采用原子吸收光谱法、冷原子荧光法、双道原子荧光法。
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