نتایج جستجو برای: water samples were analysed using standard laboratory methodsthe ew ph

تعداد نتایج: 6425894  

اسماعیلی, داود, غنی زاده, قادر, میرمحمدلو, علی,

Background and purpose: Water microelements can influence the growth and colonization of Legionella and infections associated with these bacteria. This research investigated Legionella contamination of water regarding microelements, alkalinity and hardness in selected hospitals of Tehran. Materials and methods: Hundred-fifty samples with 4 L volume were collected from cold and warm water sys...

Journal: :Tropical life sciences research 2014
Kaniz Fatema W O Wan Maznah Mansor Mat Isa

In this study, factor analysis (FA) was applied to extract the hidden factors responsible for water quality variations during both wet and dry seasons. Water samples were collected from six sampling stations (St. 1 Lalang River, St. 2 Semeling River, St. 3 Jagung River, St. 4 Teluk Wang River, St. 5 Gelam River and St. 6 Derhaka River) in the Merbok estuary, Malaysia from January to December 20...

Journal: :Journal of clinical pathology 2002
P O Collinson C M John D C Gaze L F Ferrigan D G Cramp

AIMS To investigate the effect of a pneumatic tube system (PTS) on the results of samples sent for blood gas analysis to a central laboratory. METHODS Blood gas samples were analysed immediately or sent via the PTS to the laboratory for analysis. In addition, samples sent via the PTS in a pressure sealed container were compared with those sent non-pressure sealed to the laboratory. RESULTS ...

2015

Design/Methodology/Approach: Samples of non-stunned broiler breast meat (n=10) and stunned broiler breast meat (n=10) which have undergone the Halal slaughter method were analysed on the quality parameters of protein solubility, emulsion activity index, emulsion stability index, pH, water holding capacity (drip loss and cooking loss), texture (shear force textural analysis), meat colour (L, a, ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده شیمی 1392

in the present work, a simple and sensitive method was developed for determination of morphine and heroin using gold nanoparticles as resonance rayleigh scattering (rrs) and colorimetric technique’s probe. synthesized gold nanoparticles by sodium citrate reduction method have a negative charge layer on their surfaces because of self-assembled citrate anions on their surface. binding of morphin...

Journal: :Malaysian journal of nutrition 2011
A Azrina H E Khoo M A Idris I Amin M R Razman

INTRODUCTION Quality drinking water should be free from harmful levels of impurities such as heavy metals and other inorganic elements. METHODS Samples of tap water collected from 24 locations in Peninsular Malaysia were determined for inorganic element content. Minerals and heavy metals were analysed by spectroscopy methods, while non-metal elements were analysed using test kits. RESULTS M...

Background & Aims of the Study: Corrosion and scaling play undesirable effects on transmission and distribution system of drinking water. The aim of this study was to assess the corrosion and scaling potential of drinking water resources in Babol city, Iran. Materials and Methods: Totally, 54 water samples were collected from 27 wells in spring and autumn. Calcium har...

Journal: Pollution 2018

The present study investigates groundwater quality in terms of heavy metals level and microbial contamination as well as the impact of bleaching powder on microbial load of groundwater samples in close proximity to a surface water body inside selected areas of Ibadan Nigeria. To do so, it collects nine water samples from three boreholes and six hand-dug wells from six locations, namely Eleyele,...

Fatemeh Mohajer, Mohammad Azizzadeh, Mohammad Hashemi, Saeid Khanzadi,

Background and Objectives: Nowadays, to avoid the use of synthetic preservatives, which do more harm than good, numerous studies are currently focused on using natural ingredients to enhance food product quality and shelf life. Since no study has been conducted on combining coatings with electrolyzed water containing natural antimicrobial compounds, the present study has innovation and priority...

سلطانی, طاهره , غیبی, لیلا , مجدی, حسین ,

Background and Objective: Microbial and physicochemical properties of drinking water، considering type and quantity of drinking water, are factors for determining the acceptability of water. The effects of each of the above components on increasing the quality of water or threatening the health of consumers are also considerable. We aimed to investigate the trace amounts of microbial, physicoch...

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