The Nitrogen Distribution Characteristics of Different Colloidal Dispersion Complex in Yitong River Sediments

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Abstract:

The sediment of the Yitong which is located in the middle of Jilin Province is selected as the object of study. The distribution characteristics of nitrogen content in colloidal dispersion complex were studied using the improved Qiulin colloid dispersion grouping method, . The results showed that the absolute amount of nitrogen in G0>G2. Among the group of complex of < 10μm, the absolute amount of nitrogen in G2 group is maximum, but the contribution to the sediment nitrogen stability is minimal. The total weight (total G) of complex of < 10 μm accounted for about 27% of the sediment, but the content of nitrogen accounted for about 49% of the total sediment nitrogen, which indicated the importance of the complex of < 10 μm to the stabilization of the sediment nitrogen.

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Advanced Materials Research (Volumes 634-638)

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134-139

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January 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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