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Proposal for a Workshop: The Measurement of Dissolved Organic Carbon in Natural Waters

Proposal for a Workshop: The Measurement of Dissolved Organic Carbon in Natural Waters
研讨会提案:天然水中溶解有机碳的测量
批准号:
9103090
负责人:
John Hedges
金额:
$10.0万
依托单位:
依托单位国家:
美国
项目类别:
Standard Grant
财政年份:
1991
资助国家:
美国
项目状态:
已结题
起止时间:
1991-01-15 至 1993-06-30

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中文摘要
翻译
一个国际研讨会,“溶解的测量 天然沃茨中的有机碳”,将于 1991年春季, 天然沃茨中DOC的定量方法。 具体而言,本次研讨会将讨论最近的证据, 高温催化氧化技术措施 天然沃茨水中DOC的主要成分 通过常规UV/过硫酸盐(UV/PP方法)定量。 的 研讨会的主要目标将是:(1)确定一致的 HTCO与UV/P和其他方法测量DOC的趋势 方法(基于现有的数据和结果为一个小的 由讲习班分析的一组代表性样品 (2)严格评估程序, 为DOC收集、处理和保存水样 (3)确定可能的机制, DOC测量值的差异(因为它们与 处理及分析方法;及(4)建议 未来研究与精确定位有关的问题的指导方针 DOC定量以及DOC的临时程序 在正在进行的实地研究中进行测量。 考虑因素将 也可用于溶解的类似测量, 有机氮
英文摘要
An international workshop, "The Measurement of Dissolved Organic Carbon in Natural Waters," will be convened in late spring of 1991 to critically compare currently available methods for the quantification of DOC in natural waters. Specifically, this workshop will address recent evidence that high-temperature catalytic oxidation (HTCO) techniques measure a major component of DOC in natural waters that is not quantified by conventional UV/persulfate (UV/PP methods. The main goals of the workshop will be to: (1) define consistent trends among DOC measurements by HTCO versus UV/P and other methods (based both on existing data and results for a small set of representative samples analyzed by workshop participants; (2) critically evaluate procedures for collecting, processing and preserving water samples for DOC analysis; (3) identify possible mechanisms for consistent differences in DOC measurements (as they relate both to handling and analytical methodology; and (4) recommend guidelines for future research on problems related to accurate DOC quantification as well as interim procedures for DOC measurements in ongoing field studies. Considerations will also be given to that analogous measurement of dissolved organic nitrogen.
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会议论文
Mechanisms of Organic Matter Preservation in Marine Sediments: A Focus on Oxygen Sensitive Organic Matter
  • 批准号:
    9711690
  • 项目类别:
    Continuing Grant
  • 资助金额:
    $55.5万
  • 财政年份:
    1997
  • 负责人:
    John Hedges
  • 依托单位:
Organic Geochemical Studies in the Southern Ocean
  • 批准号:
    9531763
  • 项目类别:
    Continuing Grant
  • 资助金额:
    $29.3万
  • 财政年份:
    1996
  • 负责人:
    John Hedges
  • 依托单位:
Collaborative Research: Organic Geochemical Studies In The Arabian Sea
  • 批准号:
    9310684
  • 项目类别:
    Continuing Grant
  • 资助金额:
    $39.01万
  • 财政年份:
    1994
  • 负责人:
    John Hedges
  • 依托单位:
Characterization of Dissolved Organic Matter in Seawater by Ultrafiltration and Chemical Analysis
  • 批准号:
    9402361
  • 项目类别:
    Continuing Grant
  • 资助金额:
    $24.71万
  • 财政年份:
    1994
  • 负责人:
    John Hedges
  • 依托单位:
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