Concentration of Heavy Metals in Bangkok Metropolitan Area

H. U. Khan*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

Concentrations of some potentially hazardous heavy metals such as Lead (Pb), Cadmium (Cd), Zinc (Zn), and Nickel (Ni) were investigated in particulates and road side surface dust in Bangkok Metropolitan Area. A total of 190 air samples and 270 surface dust samples were collected and analysed using Atomic Absorption Spectro-photometer. The analysis shows that the maximum concentration of these metals in the air is below Threshold Limit Values (TLV) and is dependent upon parameters such as precipitation, wind speed, traffic volume, and congestion. Automobiles are found major sources of these pollutants.

Original languageEnglish
Pages (from-to)637-645
Number of pages9
JournalJournal of Environmental Science and Health. Part A: Environmental Science and Engineering
Volume16
Issue number6
DOIs
StatePublished - 1 Jan 1981

Bibliographical note

Funding Information:
This work is a part of graduate thesis prepared by author at the Asian Institute of Technology under the guidance of Dr. Kaung NayHtan. The research was funded by Royal Government of Netherlands.

ASJC Scopus subject areas

  • Pollution

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