Evaluation of Heavy Metals in Iranian and Non-Iranian Rice Supplied by Shopping Centers of Kashan, Iran
محل انتشار: نشریه بین المللی علوم بهداشت، دوره: 2، شماره: 1
سال انتشار: 1393
نوع سند: مقاله ژورنالی
زبان: انگلیسی
مشاهده: 482
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شناسه ملی سند علمی:
JR_IAHS-2-1_005
تاریخ نمایه سازی: 14 آذر 1394
چکیده مقاله:
Aims Heavy metals in the environment are toxic to plants, animals and human. This studyaimed to investigate concentration of Arsenic, Lead and Cadmium in Iranian and non-Iranian rice which have been sold in Kashan City, Iran shops.Materials & Methods In this cross-sectional study, 126 samples from 42 trademarks (15Iranian and 27 non-Iranian) rice were collected from Kashan shopping centers. At firsteach sample was ashed, and then they have been dissolved with nitric acid. Heavy metalconcentration was evaluated by inductively coupled plasma emission spectrophotometer.Data were analyzed by SPSS 16 software using One-sample and Independent T-tests.Findings Arsenic was not found in any of rice samples. There was a significant differencebetween Pb concentration in both Iranian and non-Iranian rice samples.There was not a significance difference between Cd concentration in Iranian (p=0.823) andnon-Iranian (p=0.346) rice samples according to Iran national standards but there was asignificant difference between Cd concentration in both Iranian (p=0.001) and non-Iranian(p=0.001) rice samples according to WHO and FAO standards.Conclusion Consumed rice pollution with Pb is considerable but with Cd is low. Arsenicconcentration in Iranian and non-Iranian rice is less than Iran national and WHO/FAOstandards.
نویسندگان
D Rabbani
Environmental Health Department, Health Faculty, Kashan University of Medical Sciences, Kashan, Iran
Gh.R Mostafaii
Environmental Health Engineering Department, Health School, Kashan University of Medical Sciences,Kashan, Iran
R Dehghani
Environmental Health Department, Health Faculty, Kashan University of Medical Sciences, Kashan, Iran
H Gilasi
Environmental Health Department, Health Faculty, Kashan University of Medical Sciences, Kashan, Iran