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介绍在5％HCl介质中,用DOAA的乙酸丁酯萃取矿石中的微量金,并以空气-乙炔火焰原子吸收法直接在有机相中进行测定。
Introduction In 5% HCl medium, trace amounts of gold in ore were extracted with DOAA butyl acetate and directly measured in organic phase by air-acetylene flame atomic absorption spectrometry.