五种不同来源建筑废物中砷污染特征及形态分布精选.pdf

Advances in Environmental Protection 环境保护前沿, 2015, 5, 22-34 Published Online April 2015 in Hans. /journal/aep /10.12677/aep.2015.52004 Characteristics of Arsenic Pollution and Chemical Speciation Distribution in Construction Demolition Waste from Five Sources 1 2 1 1 3 4 1* Xiaofeng Gao , Yilu Gu , Tian Xie , Sheng Huang , Nannan Cao , Lianghu Su , Youcai Zhao 1 State Key Laboratory of Pollution Control and Resource Reuse, Tongji University, Shanghai 2 Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan Hubei 3 Shanghai DianFang Enterprise Management Co., LTD, Shanghai 4 Nanjing Institute of Environmental Sciences, Ministry of Environmental Protection of China, Nanjing Jiangsu * Email: cu126.com, zhaoyoucai@ th th th Received: Apr. 14 , 2015; accepted: Apr. 25 , 2015; published: Apr. 29 , 2015 Copyright © 2015 by authors and Hans Publishers Inc. This work is licensed under the Creative Commons Attribution International License (CC BY). /licenses/by/4.0/ Abstract This study was initiated to characterize and assess the arsenic (As) concentration, single factor evaluation, correlation among elements, chemical speciation and environmental risks in construc- tion demolition (CD) waste samples, which come from the chemical industry (CI), metallurgical (MI), light industry (LI), residential (RS), and recycled aggregates (RC). The results illustrate that the average arsenic concentration has small difference in CD waste from five