A new method for the spectrophotometric determination of trace copper with 2,4 dihydroxybenzaldehyde thiosemicarbazone(DBT) is reported in this paper.
研究了新显色剂2 ，4 二羟基苯甲醛缩氨基硫脲（DBT ）与铜的显色反应，建立了光度法测定微量铜的新方法。
A new method for the determination of trace chromium in copper and copper alloy by enhancing effect-flame atomic absorption spectrometry with derivative technique is pro - posed.
提出了增感效应导数火焰原子吸收光谱测定金属铜和铜合金中微量铬的新方法。
A new method has been studied for the determination of trace phosphorus in iron, nickel and copper by floatation-extraction spectrophotometry with molybdate and malachite green in acid solution.
研究了在酸性介质中，钼酸盐孔雀绿浮选分光光度法测定铁、镍、铜中痕量磷。
Experiment on determination of trace Argentum in copper coneentrace ore was done. Method of inhibition of Copper to determine Argentum was studied.
对湖南省麻阳铜矿铜精矿中的微量银作了原子吸收光谱法制定试验，研究了铜对银的测定的干扰，并提出了消除干扰的方法。
A ICP-MS method for the determination of 5 trace impurity elements of copper, titanium, zinc, manganese and cobalt in aluminum has been developed in this paper.
用标准加入法以电感耦合等离子体质谱测定金属中铝、铜、钛、锌、锰、钴，建立了一种简便、快速测定金属铝中杂质元素的分析方法。
A ICP-MS method for the determination of 5 trace impurity elements of copper, titanium, zinc, manganese and cobalt in aluminum has been developed in this paper.
用标准加入法以电感耦合等离子体质谱测定金属中铝、铜、钛、锌、锰、钴，建立了一种简便、快速测定金属铝中杂质元素的分析方法。
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