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   the effect of washing and peeling on reduction of dithiocarbamates residues in cucumber and tomato  
   
نویسنده mehrasbi mohammad reza ,moradjoo rohangiz ,mohseni mehran ,kamali koroosh ,farahmankia zohre ,taran jafar
منبع journal of human, environment and health promotion - 2016 - دوره : 1 - شماره : 2 - صفحه:99 -104
چکیده    background: dithiocarbamates, the main group of fungicides, are used to control about 400 pathogens in more than 70 crops. these pesticides are widely applied to crops including potato, cereal, apple, pear and leafy vegetables throughout the world since 1960. from the late 1980s, using these fungicides has caused much debate among regulators about their longterm effects on consumers and occupational users.method: in this study the residues of dithiocarbamates in cucumber and tomato using the colorimetric method (keppel method) was measured. respectively 80 and 45 samples of greenhouse cucumber and tomato were collected from zanjan vegetables center in autumns and winter 2013. the samples were analyzed in 4 treatments of: unwashed, washing with water, washing whit detergent and peeling.result: the results showed that the average concentration of dithiocarbamates residues in unwashed greenhouse cucumber and tomatoes were 384.5 μg/kg and 65 μg/kg respectively. 35% and 5% of unwashed and water washed cucumber and tomato samples (respectively) had higher dithiocarbamates residue than mrl recommended by institute of standards and industrial research of iran (0.5mg/kg).conclusion: the treatments of washing and peeling had significant effect on the reduction of dithiocarbamates residues in the all samples.
کلیدواژه dithiocarbamates ,ccucumber ,tomatoes ,colorimetric ,cs2.
آدرس zanjan university of medical sciences, school of public health, department of environmental health engineering, ایران, zanjan university of medical sciences, school of public health, department of environmental health engineering, ایران, zanjan university of medical sciences, school of pharmacy, food and drug control department, ایران, zanjan university of medical sciences, school of public health, department of statistic, ایران, zanjan university of medical sciences, school of health, head of chemistry laboratory, ایران, zanjan university of medical sciences, school of public health, department of environmental health engineering, ایران
پست الکترونیکی zmehr@zums.ac.ir
 
 

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