| 城市污泥堆肥过程中重金属形态的特征变化 |
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| 引用本文： | 逯延军,张照印. 城市污泥堆肥过程中重金属形态的特征变化[J]. 安徽农业科学, 2010, 38(20): 10841-10842 |
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| 作者姓名： | 逯延军 张照印 |
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| 作者单位： | 1. 西安工业大学建筑工程学院,陕西西安,710032
2. 中国兵器工业第212研究所,陕西西安,710065 |
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| 摘 要： | 采用分步提取法提取污泥样品中的重金属,并采用等离子发射光谱仪测定各态重金属的含量。结果表明,堆肥后多数重金属的形态发生了明显变化,其主要存在形态为比较稳定的残渣态。
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| 关 键 词： | 城市污泥 堆肥 重金属形态 |
Study on Characteristic Changes of Heavy Metal Forms in Sludge Sewage in Composting Process |
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| Affiliation: | LU Yan-jun et al(Construction Engineering College of Xi＇an Technological University,Xi＇an,Shaanxi 710032) |
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| Abstract: | The heavy metals in sewage sludge were extracted by step extraction method,and the content of each form of heavy metal was determined by plasma emission spectrometer.The results showed that the heavy metal forms changed obviously in composting,and their main existing form was fairly stable residual form. |
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| Keywords: | Sewage sludge Composting Heavy metal forms |
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