| 腐植酸的选择性降解及其分子量测定研究 |
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| 引用本文： | 樊兴明,张义超,张钊,周霞萍.腐植酸的选择性降解及其分子量测定研究[J].腐植酸,2011(1):20-24,34. |
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| 作者姓名： | 樊兴明 张义超 张钊 周霞萍 |
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| 作者单位： | 华东理工大学资源与环境工程学院,上海,200237 |
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| 摘 要： | 天然腐植酸资源丰富,腐植酸的选择性氧化降解及合成研究涉及的机理复杂,应用领域宽.通过超声活化、化学氧化、生物降解等方法对原料煤进行预处理,有效地提高了原料煤中腐植酸和黄腐酸的含量,其中生物降解褐煤、风化煤9～30 d,棕、黑腐酸含量增加到302.6%,黄腐酸含量增加到593.99%;并通过对冰点下降常数的修正,建立了适...
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| 关 键 词： | 腐植酸 黄腐酸 选择性降解 修正 冰点下降法 分子量测定 |
Research on the Selective Degradation and Molecular Weight of Humic Acid |
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| Authors: | Fan Xingming Zhang Shiwan Zhan Zao Zhou Huazhong |
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| Affiliation: | Fan Xingming,Zhang Yichao,Zhang Zhao,Zhou Xiaping (College of Resource and Environmental Engineering,East China University of Science and Technology,Shanghai,200237) |
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| Abstract: | Humic acid is rich in natural resources.It is complex in mechanism and wide in application to do research on selectively oxidation and synthesis of humic acid.Content of humic acid and fulvic acid in raw coal was effectively raised by such pre-processing as ultrasonic activation,biological degradation activation in my study.Content of lignite fulvic acid was increased by 393.99% after treatment of bacterium for 9~30 days with degradation rate of ulmic acid and humic acid up to 302.6%,and a new way of molecu... |
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| Keywords: | humic acid fulvic acid selective degradation modification cryoscopic method molecular weight determination |
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