نتایج جستجو برای: acetone

تعداد نتایج: 9592  

Journal: :Archiwum medycyny sadowej i kryminologii 2014
A Borowska-Solonynko A Siwińska-Ziółkowska M Piotrkowicz M Wysmołek M Demkow

UNLABELLED The aim of the study was to analyze the incidence of acetone and isopropanol in the blood of the deceased, and to assess cases in which the compounds have been detected with a focus on their origin and usefulness for medico-legal testimony. MATERIAL AND METHODS The study material consisted of results of tests detecting ethyl alcohol and reports of autopsies performed at the Departm...

2016
Mehmet Boğa Abdulselam Ertaş Mustafa Abdullah Yılmaz Murat Kızıl Bircan Çeken Nesrin Haşimi Tuğba Yılmaz Özden Serpil Demirci İsmail Yener Özcan Deveci

This paper is the first phytochemical and ABTS cation radical decolorisation activity, cupric reducing antioxidant capacity, anticholinesterase and DNA damage protection effect of endemic Verbascum pinetorum (Boiss.) O. Kuntze. Phenolic profile of V. pinetorum were qualified and quantified by UHPLC-ESI-MS/MS analysis. Malic acid (47250.61±2504.28 µg/g) and luteolin (7651.96±527.98 µg/g) were fo...

Journal: :iranian chemical communication 2016
alireza akbari

the therrmodynamic parameters and equilibrium constant of displacement of dimethy sulfide by 3-carboaldehyde pyridine as n-donor ligand in cis-[pt(4-mec6h4)2(sme2)2] complex have been measured using uv vis spectroscopy in acetone, dichloromethane and benzene at various temperatures (t=15-20 °c) and compared with previous my reported about similar reaction. δho (kj.mol-1) of the mentioned reacti...

2007
Amnat Reungchaiwat Teerapol Wongchanapiboon Saisunee Liawruangrath Sukon Phanichphant

A device for the detection and determination of ethanol and acetone was constructed, consisting of a packed column, a chamber with a sensor head, 2 dc power supplies, a multimeter and a computer. A commercially available TGS 822 detector head (Figaro Company Limited) was used as the sensor head. The TGS 822 detector consists of a SnO2 thick film deposited on the surface of an alumina ceramic tu...

2017
Tetsuro Yokokawa Takamasa Sato Satoshi Suzuki Masayoshi Oikawa Akiomi Yoshihisa Atsushi Kobayashi Takayoshi Yamaki Hiroyuki Kunii Kazuhiko Nakazato Hitoshi Suzuki Shu-Ichi Saitoh Takafumi Ishida Akito Shimouchi Yasuchika Takeishi

BACKGROUND Breath acetone is a noninvasive biomarker of heart failure; however, its significance in heart failure patients with diabetes mellitus has yet to be clarified. The objective of this study is to investigate whether exhaled acetone concentration is a noninvasive biomarker in heart failure patients with diabetes mellitus. METHODS This study prospectively included 35 diabetic patients ...

Journal: :Journal of analytical toxicology 2009
James H Watterson

The response of the Intoxilyzer 8000C (version approved for evidentiary breath alcohol testing in Canada) to volatile solvents in vitro is described. Acetone, isopropanol, and methanol were prepared as aqueous solutions or dilutions of standard alcohol solution (SAS; 1.21 mg ethanol/mL) to generate apparent blood ethanol concentrations (aBEC) of 50 or 80 mg/dL. Solvent concentrations examined w...

2003
ISIDOR GREENWALD

That acetone and acetoacetic acid react with picric acid and sodium hydroxide with the production of a colored solution, similar to that produced by creatinine under the same conditions, has long been known. The extent of their possible interference with the estimation of creatinine, by the Folin method, has not been clearly determined. Folinl states that the reaction is’ given by hydrogen sulp...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1389

oxidative addition reactions of 1,4-diiodo-butane and 1,3-diiodo-propane with [ptme2(ph2phen)]; in which ph2phen=4,7-diphenyl-1,10-phenanthroline, were studied in different solvents such as acetone and benzene.oxidative addition reaction of [pt me2(ph2phen)] with i(ch2)4i and i(ch2)3i produced the [pt me2i(ch2)4(ph2phen)i] (1a) and [pt me2i(ch2)3(ph2phen)i] (1b).all the platinum (iv) products w...

2015
Xinchun Mo Jianxin Pei Yuan Guo Lihua Lin Lixin Peng Chan Kou Danmin Fan Hao Pang

Clostridium acetobutylicum is an organism involved in the production of acetone and butanol by traditional acetone-butanol-ethanol fermentation (ABE). We report the draft genome sequence of C. acetobutylicum strain GXAS18-1, which can produce ABE directly from cassava flour.

Journal: :پژوهش های علوم و صنایع غذایی ایران 0
elham garmsiri masoud rezaei amir reza shaviklo aria babakhani

seaweeds are the novel bioactive compounds resources with antioxidant activity. the aim of this study was to evaluate the efficacy of microwave radiation on antioxidant compounds extracted from red algae hypneahamulosa and optimal extraction conditions using response surface methodology (rsm).. independent variables were time (4,8,12 min), acetone/water concentration (50%,75% ,100% acetone) and...

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