Heavy metal in different size fractions of household dust collected from rural residential area of Simpang Renggam, Johor

A study investigating the levels of selected heavy metals in household dust from a rural residential area was carried out. Household dust was collected from seven residential homes within the area of Simpang Renggam, Johor. All samples were sieved through a 200 μm sieve, in which two dust samples wi...

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Main Authors: Tay, Joo Hui, Siti Aqilah, Azmi, Mohd Iffat Iqbal, Zul Kornain
Format: Article
Language:English
Published: The Malaysian Analytical Sciences Society 2021
Subjects:
Online Access:http://umpir.ump.edu.my/id/eprint/32923/1/Tay_25_6_2.pdf
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author Tay, Joo Hui
Siti Aqilah, Azmi
Mohd Iffat Iqbal, Zul Kornain
author_facet Tay, Joo Hui
Siti Aqilah, Azmi
Mohd Iffat Iqbal, Zul Kornain
author_sort Tay, Joo Hui
collection UMP
description A study investigating the levels of selected heavy metals in household dust from a rural residential area was carried out. Household dust was collected from seven residential homes within the area of Simpang Renggam, Johor. All samples were sieved through a 200 μm sieve, in which two dust samples with sufficient masses (sample A and B) were further separated into four discrete fractions (<63 μm, 63-75 μm, 75-150 μm, and 150-200 μm) before analysis. Dust samples were acid digested and analyzed for the content of Al, Cr, Mn, Ni, Zn, Cu, Cd, Ba, Pb, Mg, and Fe using inductively coupled plasma - mass spectrometer (ICP-MS). Results showed that the Fe and Al were among the most abundant elements in bulk dust samples (mean concentration of 8500 mg/kg and 5100 mg/kg, respectively), and their concentrations increased with decreasing particle size. Mean concentrations of other elements ranged between 0.027 mg/kg to 2310 mg/kg. For Mn, Mg, Cu, and Zn, higher levels were measured in coarser particle size. Health risk estimation indicated that Hazard Quotient (HQ) and Hazard Index (HI) values were below than 1, representing no noncarcinogenic risk to the residents via ingestion, inhalation, and dermal absorption.
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spelling UMPir329232022-04-08T07:21:31Z http://umpir.ump.edu.my/id/eprint/32923/ Heavy metal in different size fractions of household dust collected from rural residential area of Simpang Renggam, Johor Tay, Joo Hui Siti Aqilah, Azmi Mohd Iffat Iqbal, Zul Kornain GE Environmental Sciences QD Chemistry A study investigating the levels of selected heavy metals in household dust from a rural residential area was carried out. Household dust was collected from seven residential homes within the area of Simpang Renggam, Johor. All samples were sieved through a 200 μm sieve, in which two dust samples with sufficient masses (sample A and B) were further separated into four discrete fractions (<63 μm, 63-75 μm, 75-150 μm, and 150-200 μm) before analysis. Dust samples were acid digested and analyzed for the content of Al, Cr, Mn, Ni, Zn, Cu, Cd, Ba, Pb, Mg, and Fe using inductively coupled plasma - mass spectrometer (ICP-MS). Results showed that the Fe and Al were among the most abundant elements in bulk dust samples (mean concentration of 8500 mg/kg and 5100 mg/kg, respectively), and their concentrations increased with decreasing particle size. Mean concentrations of other elements ranged between 0.027 mg/kg to 2310 mg/kg. For Mn, Mg, Cu, and Zn, higher levels were measured in coarser particle size. Health risk estimation indicated that Hazard Quotient (HQ) and Hazard Index (HI) values were below than 1, representing no noncarcinogenic risk to the residents via ingestion, inhalation, and dermal absorption. The Malaysian Analytical Sciences Society 2021-12-27 Article PeerReviewed pdf en http://umpir.ump.edu.my/id/eprint/32923/1/Tay_25_6_2.pdf Tay, Joo Hui and Siti Aqilah, Azmi and Mohd Iffat Iqbal, Zul Kornain (2021) Heavy metal in different size fractions of household dust collected from rural residential area of Simpang Renggam, Johor. Malaysian Journal of Analytical Sciences, 25 (6). pp. 911-920. ISSN 13942506. (Published) https://mjas.analis.com.my/mjas/v25_n6/pdf/Tay_25_6_2.pdf https://mjas.analis.com.my/mjas/v25_n6/pdf/Tay_25_6_2.pdf
spellingShingle GE Environmental Sciences
QD Chemistry
Tay, Joo Hui
Siti Aqilah, Azmi
Mohd Iffat Iqbal, Zul Kornain
Heavy metal in different size fractions of household dust collected from rural residential area of Simpang Renggam, Johor
title Heavy metal in different size fractions of household dust collected from rural residential area of Simpang Renggam, Johor
title_full Heavy metal in different size fractions of household dust collected from rural residential area of Simpang Renggam, Johor
title_fullStr Heavy metal in different size fractions of household dust collected from rural residential area of Simpang Renggam, Johor
title_full_unstemmed Heavy metal in different size fractions of household dust collected from rural residential area of Simpang Renggam, Johor
title_short Heavy metal in different size fractions of household dust collected from rural residential area of Simpang Renggam, Johor
title_sort heavy metal in different size fractions of household dust collected from rural residential area of simpang renggam johor
topic GE Environmental Sciences
QD Chemistry
url http://umpir.ump.edu.my/id/eprint/32923/1/Tay_25_6_2.pdf
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