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dui an ji er jia ji ben an guang du fa ce ding shui yang zhong liu hua wu de ji ge wen ti
Pages: 38-39
Year: Issue:  2
Journal: Environmental Protection of Oil & Gas Fields

Keyword:  测定水样含硫化合物光度法;
Abstract: 本文介绍用对氨基二甲基苯胺光度法测定水样中硫化物时,如何降低空白值、提高硫化钠标液的稳定度以及提高酸化吹气回收率的原理和方法。
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