نتایج جستجو برای: residual chlorine

تعداد نتایج: 100180  

AA MOSHTAGHIE, B AGHDAMIZADEH, H POURMOGHADAS,

The major purpose of the present investigation was to study the effects of different concentrations of residual chlorine on serum iron related parameters in rats. Feeding male rats with water containing 80 ppm of residual chlorine daily for 5 days reduced serum levels of ceruloplasmin, copper, iron and hemoglobin by approximately 27%,23%,6% and 4%, respectively. Higher reductions in serum ...

Journal: :medical journal of islamic republic of iran 0
aa moshtaghie from the department of clinical biochemistry, school of pharmacy, isfahan university of medical sciences, isfahan, islamic republic of iran. h pourmoghadas b aghdamizadeh

the major purpose of the present investigation was to study the effects of different concentrations of residual chlorine on serum iron related parameters in rats. feeding male rats with water containing 80 ppm of residual chlorine daily for 5 days reduced serum levels of ceruloplasmin, copper, iron and hemoglobin by approximately 27%,23%,6% and 4%, respectively. higher reductions in serum cerul...

ژورنال: Medical Laboratory Journal 2014
Amanidaz, N, Seyedghasemi, N, Zafarzadeh, A,

Abstract Background and Objective: Safe drinking water is essential for health and health promotion is dependent on providing safe water. We aimed to determine the relationship between turbidity & residual chlorine and microbial quality of drinking water in Agh ghala. Material and Methods: In this descriptive-analytical study, 2079 water samples were collected from water networks of 78 ...

Journal: :تحقیقات نظام سلامت 0
علی زنگی آبادی .استادیار، گروه جغرافیا، دانشکده علوم انسانی، دانشگاه اصفهان، اصفهان، ایران. رحیم عالی دانشجوی دکتری، مرکز تحقیقات محیط زیست، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران. آرزو زارعی کارشناس بهداشت محیط، مرکز بهداشت شماره یک، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران. رضا قنبری عضو هیأت علمی، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی قزوین، قزوین، ایران.

background: due to the continuous use and also the individual’s different health conditions that use the service, swimming pools may be a suitable place to transfer different types of diseases. it has always been a serious concern from the health point of view. methods: in this descriptive study, the sampling was conducted as non- probable purposive. isfahan health center number 1 including 19 ...

The microbial quality of water plays a key role in community health. The present study aimed to determine the microbial quality of the drinking water distribution networks in the urban and rural areas of Dasht-e Azadegan County, Iran and assess the influential factors in the quality of drinking water.In this descriptive-analytical study, 907 drinking water samples were collected from the urban ...

Journal: :تحقیقات نظام سلامت 0
محمدحسن احرامپوش دانشیار، گروه بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی شهید صدوقی یزد، یزد، ایران عباسعلی جعفری دانشیار، گروه انگل شناسی و قارچ شناسی، دانشکده پزشکی، دانشگاه علوم پزشکی شهید صدوقی یزد، یزد، ایران سمیه رحیمی کارشناس ارشد، گروه مهندسی بهداشت محیط، دانشگاه علوم پزشکی شهید صدوقی یزد، یزد، ایران محمدتقی قانعیان . استادیار، گروه بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی شهید صدوقی یزد، یزد، ایران فرحناز خبیری کارشناس، گروه بهداشت عمومی، دانشکده بهداشت، دانشگاه علوم پزشکی شهید صدوقی یزد، یزد، ایران

background: superficial and cutaneous fungal infections can be transmitted through using covered swimming pools. this study was conducted in order to assess the dermatophyte fungi, ph and residual chlorine levels in covered pools of yazd, iran in 2009. methods: in the current descriptive cross-sectional study, carpet sampling was used to collect 100 samples from different areas of 4 randomly se...

Journal: :مدیریت آب و آبیاری 0
عظیمه عسگری دانشجوی کارشناسی ارشد آبیاری و زهکشی، دانشکدۀ کشاورزی، دانشگاه صنعتی اصفهان، اصفهان، ایران مهدی قیصری استادیار گروه مهندسی آب، دانشکدۀ کشاورزی، دانشگاه صنعتی اصفهان، اصفهان، ایران فاطمه صفریان دانشجوی کارشناسی ارشد آبیاری و زهکشی، دانشکدۀ کشاورزی، دانشگاه صنعتی اصفهان، اصفهان، ایران مهران شیروانی دانشیار گروه مهندسی خاکشناسی، دانشکدۀ کشاورزی، دانشگاه صنعتی اصفهان، اصفهان، ایران سید حسین سقائیان نژاد مربی گروه مهندسی آب، دانشکدۀ کشاورزی، دانشگاه صنعتی اصفهان، اصفهان، ایران

the aim of this study was to determine the concentration of free residual chlorine in the effluent at different concentrations of chlorine injection, between 50 to 350 ppm, at the ph levels of 6, 6.5 and 7 and the effect of chlorination on ph, electrical conductivity and the concentration of total dissolved solids in drinking water and effluent. the results showed that the concentration of free...

2013
Liuqing Albert Zhang

Society’s preference for bottled water mainly comes from a dislike of the mildly pungent taste and odor of tap water. Such odor and taste may be caused by chlorine residual (in the form of free chlorine or chloramines), which is maintained in a water distribution system to prevent regrowth of microorganisms and is thus present in tap water. To encourage individuals who drink bottled water to sh...

ژورنال: Medical Laboratory Journal 2015
Ghazanfari, Z, , Karvar, M, , Pouryazdanpanah, N, ,

Abstract Background and objective: Bioindicators of drinking water are always influenced by physical and chemical factors such as turbidity and chlorine.  Considering the assessment of drinking water quality is based on residual chlorine, E.coli, heterotrophic bacteria and turbidity.  We aimed to evaluate the effect of pH, chlorine residual and turbidity on the microbial ...

ژورنال: Medical Laboratory Journal 2015
Dabirzadeh, M, , Davoodi, T, , Hashemi, M, , Pashaie Naghadeh, A, ,

Abstract Background and objective: Bioindicators of drinking water are always influenced by physical and chemical factors such as turbidity and chlorine.  Considering the assessment of drinking water quality is based on residual chlorine, E.coli, heterotrophic bacteria and turbidity.  We aimed to evaluate the effect of pH, chlorine residual and turbidity on the microbial ...

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