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Heavy Metals Concentrations in Mashhad Drinking Water Network
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نویسنده
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Peiravi Roya ,Alidadi Hossein ,Dehghan Ali Akbar ,Vahedian Mohammad
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منبع
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zahedan journal of research in medical sciences - 2013 - دوره : 15 - شماره : 9 - صفحه:74 -76
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چکیده
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Background: existence of heavy metals, may have adverse effects on consumers. this study was carried out to determine some heavy metals concentrations (cadmium, chromium and lead) in mashhad drinking water network. materials and methods: in this cross study, samples were collected from different points of urban drinking water network according to the standard methods, and tested by atomic absorption spectrophotometeric method.results: cadmium and chromium concentrations did not exceed national and international standards, only lead concentrations were slightly higher than standard rate in some areas and its mean difference spring and summer was significant (p=0.03).conclusion: it is necessary to do needful measures by responsible company because of the metals importance.
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کلیدواژه
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Drinking water ,Heavy metals ,Chromium ,Cadmium ,Lead
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آدرس
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mashhad university of medical sciences, MSc of Environment Health Engineering, School of Health, Mashhad University of Medical Sciences, Mashhad, Iran, ایران, mashhad university of medical sciences, Department of Environmental Health Engineering, Health Sciences Research Center, Mashhad University of Medical Sciences, Mashhad, Iran, ایران, mashhad university of medical sciences, PhD Student of Environment Health Engineering, School of Health, Mashhad University of Medical Sciences, Mashhad, Iran, ایران, mashhad university of medical sciences, Department of Public Health and Management, School of Health, Health Sciences Research Center, Mashhad University of Medical Sciences, Mashhad, Ira, ایران
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Authors
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