Anion in Air Granule is determined by DX-120 chromatographic instrument and analysis process is studied in this paper.
用戴安dx - 120型离子色谱仪测定大气颗粒物中的阴离子，并对其分析过程进行研究。
A theoretical assignment to the infrared spectra of the black Roussinate anion by using the method of normal coordinate analysis is described.
本文采用简正坐标分析法对陆森黑盐阴离子进行红外光谱的理论归属。
A novel anion receptor 2 bearing anthracene flurophore and thiourea was synthesized and identified by 1H NMR MS, IR and elemental analysis.
合成了一种新的携带有葸荧光基团和硫脲基的阴离子受体2，通过核磁氢谱、质谱和元素分析等表征了它的结构。
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