نتایج جستجو برای: methanol concentration

تعداد نتایج: 407058  

Journal: :Cardiology journal 2014
Zardasht Jaff William F McIntyre Payam Yazdan-Ashoori Adrian Baranchuk

BACKGROUND Methanol is a common commercial compound that can lead to significant morbidity and mortality with high levels of exposure. The purpose of this study was to describe electrocardiographic (ECG) changes associated with methanol intoxication. METHODS A retrospective chart review was conducted with data from Kingston General Hospital collected between 2006 and 2011. Patient data, inclu...

2017
Daobing Yu Yanke Shi Qun Wang Xin Zhang Yuhua Zhao

BACKGROUND Agricultural waste is as an alternative low-cost carbon source or beneficial additives which catch most people's eyes. In addition, methanol and sweet potato vine hydrolysate (SVH) have been reported as the efficient enhancers of fermentation according to some reports. The objective of the present study was to confirm SVH as an efficient additive in CA production and explore the syne...

2003
C. T. Avedisian A. K. Gupta

The in uence of fuel chemical composition on  ame structure and sooting trends in a swirling spray  ame was investigated semiquantitatively using a light-scattering/dissymmetry ratio technique. Binary mixtures of toluene and methanol were examined under Ž xed aerodynamic and burner inlet  ow conditions to show the effect of liquid composition. The sprays were generated using an air-assist a...

Journal: :Inorganic chemistry 2006
Ned A Stephenson Alexis T Bell

In a previous study, the authors showed that iron(III) [tetrakis(pentafluorophenyl)]porphyrin chloride [(F20TPP)FeCl] is catalytically inactive for cyclooctene epoxidation by hydrogen peroxide in acetonitrile but is catalytically active if the solvent contains methanol. It was suggested that the precursor to the active species is (F20TPP)Fe(OCH3) in methanol-containing solvents. The present stu...

2012
Reza Hekmat Fariboorz Samini Bita Dadpour Faezeh Maghsudloo Mohammad Javad Mojahedi

BACKGROUND Consumption of home-distilled alcohol may lead to epidemic or sporadic cases of severe acute methanol poisoning. The difficulty of establishing strict indications for hemodialysis in acute methanol poisoning is a widely recognized issue. MATERIALS AND METHODS The determination of the clinical, especially hemodialysis, and para clinical factors influencing patient survival in 46 acu...

Journal: :iranian journal of toxicology 0
محمد دلیرراد mohammad delirrad forensic medicine and toxicology specialist, food and beverages safety research center, urmia university of medical sciences, urmia, iran. زهرا قاسم پور zahra ghasempour department of food science and technology, urmia university, urmia, iran. حبیب اله حسن زادآذر hassan hassanzadazar department of veterinary, urmia university, urmia, iran. یعقوب روشنی yaghoub roshani experts of food & hygiene control laboratory, deputy for food & drug, urmia university of medical sciences, urmia, iran. دانش محمدی danesh mohammadi experts of food & hygiene control laboratory, deputy for food & drug, urmia university of medical sciences, urmia, iran. شیرین فروزان shirin forouzan experts of food & hygiene control laboratory, deputy for food & drug, urmia university of medical sciences, urmia, iran. امیر رحیمی راد

abstract background: herbal distillates have been used for many centuries as drinks, flavors, and herbal medicine in iran, especially in the city of urmia. recently, some studies claimed the presence of methanol in different types of herbal distillates. methanol is a highly toxic compound which can cause acute or chronic toxicity in humans. acute poisoning with methanol can cause different comp...

2018
Wei Yuan Guoyun Fang Zongtao Li Yonghui Chen Yong Tang

Methanol crossover (MCO) significantly affects the performance of a direct methanol fuel cell (DMFC). In order to reduce its effect, this study presents in-house carbon nanofiber webs (CNWs) used as a porous methanol barrier for MCO control in a passive DMFC. The CNW is made from polyacrylonitrile (PAN) by using electrospinning and heat treatment. The impacts of PAN concentration and carbonizin...

Journal: :Clinical pharmacokinetics 2011
Carolyn V Coulter Geoffrey K Isbister Stephen B Duffull

BACKGROUND AND OBJECTIVE Methanol is a toxic alcohol that can cause significant morbidity and mortality in overdose, while ethanol is a readily available and effective antidote. Little is known about the pharmacokinetics of methanol in the presence of ethanol and vice versa. This paper explores the influence of methanol and ethanol on the pharmacokinetics of each other along with the effect of ...

2013
Ajaya Bhattarai Sujeet Kumar Chatterjee Tulasi Prasad Niraula

The accurate measurements on density of the binary mixtures of cetyltrimethylammonium bromide and sodium dodecyl sulphate in pure water and in methanol(1) + water (2) mixed solvent media containing (0.10, 0.20, and 0.30) volume fractions of methanol at 308.15, 318.15, and 323.15 K are reported. The concentrations are varied from (0.03 to 0.12) mol.l(-1) of sodium dodecyl sulphate in presence of...

Journal: :Clinical chemistry 1983
A H WU R Stout R B McComb

A case of severe methanol intoxication (1300 mg/L) was associated with markedly increased serum creatinine (490 mg/L) despite normal urea values and the absence of any other signs of renal disease. These values declined progressively to normal, and the patient recovered with no visual impairment. Additional laboratory experimentation suggested that the high creatinine value was probably ascriba...

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