珠江三角洲大气细颗粒物的致癌风险及源解析.pdf

珠江三角洲大气细颗粒物的致癌风险及源解析.pdf中国环境科学, 1)1202-1208 China Environmental Science
珠江三角洲大气细颗粒物的致癌风险及源解析
胡珊,张远航,魏永杰北京大学环境科学与工程学院,环境模拟与污染控制国家重点联合实验室,北京

2004471020051(PM2中种多环芳烃/的浓度进行了分析,以苯并旁瞐
(BaP)
芯苛硕灾掳┓. /阒菸痬且呈
BaPBaP278556WHO1350O611
1x10 哂谌粘;疃路缦眨陀谝鸸刈⒌淖畹头缦罩担步馕龀种及致癌风险的排放源,分别为燃煤
OCBaP
(CMB)
中图分类号: A1000-6923(2009)11-1202-07
level and apportionment ambient particulate Pearl River DeltaHU。
ZHANG YuanhangWEI’ Key Joint Environmental and Pollution Control
College Environmental and EngineeringPeking 100871China)ChinaEnvironmental
Science200929(11)12021208
AbstractAmbient particulate Guangzbou and collected and
AprilJuly,October and January 2005and1 7 and the equivalence
benzoapyrene(BaP)asthe primary their characterizedinhalation
through —琣 sources risks studied using
Pearl River profile and CMB modelPAHsconcentration 587-6336ngmwiththe
average 281痬’ Guangzhou,and 3268ngmin ambient air,while was 【 and lower
; — daily average standardrespectivelyand50and611
samples WHO daily average standardAverage level PRD was the range
110o~l10瑆 Was risks lifebutlower minimum level for .
sources apportioned CMB 瑆 burning,vehicle and
biomass 琣 which burning the largest biomass burning was
and and summerThecontributions and BaPeq similar
Key wordsfineparticulate ; : ; balance
(CMB)SOUrCeapportionment
大气颗粒物中的多环芳烃、醌类物质 12l41
(ROS)