Spectroscopy and Spectral Analysis, Volume. 41, Issue 2, 499(2021)

Characterization and Analysis of DOM in Raw Water in Xiamen and Zhangzhou by 3-DEEM-FRI

Yan-jie CHEN1,1、*, Yu-qian CUI1,1, Qing-song LI1,1, Bo-qiang LI1,1, Ji-ping WANG1,1, Guo-yuan CHEN1,1, Jie LIAO1,1, and Guo-xin LI1,1
Author Affiliations
  • 1[in Chinese]
  • 11. School of Environmental Science and Engineering, Qingdao University, Qingdao 266071, China
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    Figures & Tables(9)
    Sampling sites
    3-DEEM spectra of water samples
    Nomalized fluorescence integral volume and the proportion of each region of water samples
    Correlation analysis of SUVA and humus-like components
    Correlation analysis between TOC (a), NH4+-N (b) and the normalized fluorescence integral volume
    • Table 1. Fluorescence integral region partition

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      Table 1. Fluorescence integral region partition

      区域范围Ex/Em代表的物质类型
      220~250/280~330荧光芳香类蛋白Ⅰ(酪氨酸)
      220~250/330~380荧光芳香类蛋白Ⅱ(色氨酸)
      220~250/380~500类富里酸
      250~280/280~380溶解性微生物代谢产物
      250~400/380~500类腐殖酸
    • Table 2. The correlation analysis results between regions

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      Table 2. The correlation analysis results between regions

      R2Ф1, nФ2, nФ3, nФ4, nФ5, n
      Ф1, n10.852 520.074 560.970 36-0.179 97
      Ф2, n1-0.161 630.804 160.041 92
      Ф3, n10.054 750.244 32
      Ф4, n1-0.210 78
      Ф5, n1
    • Table 3. Indicators and fluorescence characteristics of water samples

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      Table 3. Indicators and fluorescence characteristics of water samples

      采样点NH4+-N
      /(mg·L-1)
      TOC
      /(mg·L-1)
      UV254
      /m-1
      SUVA
      /[L·(m·mg)-1]
      FIBIXHIXβα
      江东泵站0.321.244.763.841.280.922.240.83
      北溪水闸0.391.495.403.621.470.772.020.75
      汀溪水库0.612.964.111.391.490.861.750.80
      莲花水库0.493.946.031.531.460.952.060.90
      坂头水库0.504.774.831.011.680.951.880.90
      石兜水库0.776.117.871.291.760.981.100.97
    • Table 4. The correlation analysis results between the parameters

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      Table 4. The correlation analysis results between the parameters

      R2FIBIXHIXβαUV254
      FI1-0.045 420.621 540.285 80.159 68
      BIX1-0.074 940.839 820.012 21
      HIX10.215 870.358 54
      βα10.362 99
      UV2541
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    Yan-jie CHEN, Yu-qian CUI, Qing-song LI, Bo-qiang LI, Ji-ping WANG, Guo-yuan CHEN, Jie LIAO, Guo-xin LI. Characterization and Analysis of DOM in Raw Water in Xiamen and Zhangzhou by 3-DEEM-FRI[J]. Spectroscopy and Spectral Analysis, 2021, 41(2): 499

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    Paper Information

    Category: Research Articles

    Received: Dec. 26, 2019

    Accepted: Apr. 5, 2020

    Published Online: Apr. 8, 2021

    The Author Email: CHEN Yan-jie (916790665@qq.com)

    DOI:10.3964/j.issn.1000-0593(2021)02-0499-06

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