The atomic adsorption spectrometry (AAS), which has the merits of low cost and detection limit, good precision and accuracy, and wide linear range, has been widely applied in trace analysis.

• 原子吸收光谱(AAS)检测技术是现今较常用的一种微量元素分析测试手段,具有仪器价格便宜、精密度好、干扰水平低、线性范围宽等特点。