پديد آورندگان :
Peiravi، Roya نويسنده MSc of Environment Health Engineering, School of Health, Mashhad University of Medical Sciences, Mashhad, Iran Peiravi, Roya , Alidadi، Hossein نويسنده Department of Environmental Health Engineering, Health Sciences Research Center, Mashhad University of Medical Sciences, Mashhad, Iran Alidadi, Hossein , Dehghan، Ali Akbar نويسنده PhD Student of Environment Health Engineering, School of Health, Mashhad University of Medical Sciences, Mashhad, Iran Dehghan, Ali Akbar , Vahedian، Mohammad نويسنده Department of Public Health and Management, School of Health, Health Sciences Research Center, Mashhad University of Medical Sciences, Mashhad, Ira Vahedian, Mohammad
كليدواژه :
Cadmium , Heavy metals , Lead , Drinking water , Chromium
چكيده لاتين :
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.
