The cations Na+ , NH4+ , K+ , Mg2+ and Ca2+ in acid rain samples were determined by ion chromatography. The results were compared with the determination results analyzed by AAS.

• 用离子色谱法测定酸雨中的Na~+、NH_4~+、K~+、MS~(2+)、Ca~(2+)等阳离子,并同时用原子吸收分光光度法进行了对比实验。