Leaching behavior of persistent organic pollutants (POPs) in shredder residues

被引:12
作者
Sakai, S [1 ]
Urano, S [1 ]
Takatsuki, H [1 ]
机构
[1] Kyoto Univ, Environm Preservat Ctr, Sakyo Ku, Kyoto, Japan
关键词
D O I
10.1016/S0045-6535(98)00268-9
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
It is well known that some kinds of waste contain persistent organic pollutants (POPs) such as PCDD/DFs and PCBs. Leaching behaviors of these chemicals, however, have not been focused so much because of their low leachability. On the other hand, shredder residues originated from automobiles and electric appliances consist mainly of plastics, such as PVC, which contain additives including DEHP. In this study, contents analyses and leaching tests with and without surfactant-like substances for shredder residues were conducted. As a result, shredder residues from automobile and electric appliance contained PCBs in ppm level and a quantity of PCDD/DFs. Surfactant-like substances increase the leaching concentration of POPs. DEHP also leached out considerably even though using distilled water. (C)1998 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:2047 / 2054
页数:8
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