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A Case History of Contamination by Polychloro-1,3-butadiene Congeners

机译:聚氯-1,3-丁二烯同源物污染的病史

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摘要

Recently in Lombardia, Italy, a water contamination by industrial wastes was discovered in an area where an uncontrolled industrial development had taken place. The subject of this paper is a case history of pollution by polychloro-1,3-butadiene congeners, a class of 35 volatile or semivolatile chlorinated compounds still in the presence of other compounds-arising from a different source. By comparison of a sample taken from the bottom fraction of a rectification column for the production of tetrachloroethene with the carbon disulfide extract of a water sample collected from a well of the municipal water supply of Milan, the source of pollutants was inferred. The extent of pollution was monitored by liquid-liquid mi-croextraction of the water of 24 wells sited in the north, along the prevailing direction of the movement of the underground water, using hexachloro-1,3-butadiene as a marker. The uncertainty of the normative now in force in the assessment of the risk connected with the occurrence of these compounds in drinking water is also discussed.
机译:最近,在意大利的伦巴第大区,在工业发展不受控制的地区发现了工业废物对水的污染。本文的主题是多氯-1,3-丁二烯同源物造成污染的案例历史,聚氯-1,3-丁二烯同源物是一类35种挥发性或半挥发性氯化化合物,仍然存在其他化合物,来源不同。通过比较从精馏塔底部生产四氯乙烯的样品和从米兰市政供水井收集的水样的二硫化碳提取物,可以推断出污染物的来源。使用六氯-1,3-丁二烯作为标记物,通过沿地下水运动的主要方向对位于北部的24口井的水进行液-液微萃取,监控污染程度。还讨论了目前在评估与饮用水中这些化合物的发生有关的风险时使用的规范的不确定性。

著录项

  • 来源
    《Environmental Science & Technology》 |1996年第2期|p.453-462|共10页
  • 作者单位

    Department of Industrial Chemistry and Chemical Engineering, Polytechnic of Milan, Piazza Leonardo da Vinci no. 32, 20133 Milan, Italy;

  • 收录信息 美国《科学引文索引》(SCI);美国《工程索引》(EI);美国《生物学医学文摘》(MEDLINE);美国《化学文摘》(CA);
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 环境化学;
  • 关键词

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