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一个还原性沉积物的间隙水化学特征

, PP. 170-175

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Abstract:

用箱式采样器采集了美国佛罗里达州东海岸奥·伽利河口的沉积物柱状样,分析了间隙水的氯度、pH、Eh、5项植物营养盐、碱度、硫酸根、硫离子和锰.Eh小于零,硝酸根在整个沉积物中被耗尽,硫酸根在9cm处耗尽,硫离子浓度较高,说明整个沉积物处在还原性环境中;营养盐的再生过程进行的很激烈,离子活度积的计算结果说明,硫离子在控制间隙水中金属离子浓度方面起着重要的作用.

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