Investigation on concentrations and spatial distribution characteristics of heavy metals in human hair of residents in Shanghai City

Yi Wang, Dongqi Wang*, Sijing Qiu, Weikang Qian

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

5 Scopus citations

Abstract

The aim of this study was to reveal spatial and age distribution of the potential exposure to heavy mental elements of residents in Shanghai. Hair samples from 84 volunteers aged 0~80 from 15 different regions in Shanghai were analyzed to determine the contents of 4 heavy metals (Cd, Cu, Pb and Zn). Concentrations of Cd, Cu, Pb and Zn were (0.11±0.19), (11.42±8.75), (1.64±2.12) and (121.20±106.59) μg·g-1, respectively, all of which were within the normal ranges indicating low pollution levels of heavy metals to residents in Shanghai. One-way ANOVA analysis presented that the concentrations of Pb and Cd in human hair from 0 to 10 years old children were significantly higher than those of the other age groups, which suggested that children were easier affected by Pb and Cd pollution. The spatial distribution maps of heavy metal concentrations in human hear derived from inverse distance weighted (IDW) interpolation implied a decreasing trend of heavy metals in human hair from urban area to suburban area.

Original languageEnglish
Pages (from-to)1139-1145
Number of pages7
JournalHuanjing Kexue Xuebao / Acta Scientiae Circumstantiae
Volume37
Issue number3
DOIs
StatePublished - 8 Mar 2017

Keywords

  • Age groups
  • Hair
  • Heavy metal
  • Spatial distribution

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