نتایج جستجو برای: solvents

تعداد نتایج: 45213  

Journal: :The international journal of occupational and environmental medicine 2014
O Aminian S Hashemi K Sadeghniiat-Haghighi A Shariatzadeh A H Naseri Esfahani

BACKGROUND Exposure to organic solvents is common among workers. OBJECTIVE To assess neurobehavioral effects of long-term exposure to organic solvents among rubber workers in Tehran, Iran. METHODS Across-sectional study was conducted on 223 employees of a rubber industry. The participants completed a data collection sheet on their occupational and medical history, and demographic characteri...

Journal: :Biochimica et biophysica acta 2014
Jana B Nieder Martin Hussels Robert Bittl Marc Brecht

The accumulation of organic co-solvents in cells is a basic strategy for organisms from various species to increase stress tolerance in extreme environments. Widespread representatives of this class of co-solvents are trimethylamine-N-oxide (TMAO) and betaine; these small molecules are able to stabilize the native conformation of proteins and prevent their aggregation. Despite their importance,...

2013
Hui Zhao Sang-Jae Park Feifei Shi Yanbo Fu Vincent Battaglia Philip N. Ross

A homologous series of propylene carbonate (PC) analog solvents with increasing length of linear alkyl substitutes were synthesized and used as co-solvents with PC for graphite-based lithium-ion half cells. A graphite anode reaches a capacity of around 310 mAh/g in PC and its analog co-solvents, with 99.95 percent Coulombic efficiency, similar to the values obtained with ethylene carbonate-base...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2011
Naoya Jinno Masahiko Hashimoto Kazuhiko Tsukagoshi

A capillary chromatography system has been developed based on the tube radial distribution of the carrier solvents using an open capillary tube and a water-acetonitrile-ethyl acetate mixture carrier solution. This tube radial distribution chromatography (TRDC) system works under laminar flow conditions. In this study, a phase diagram for the ternary mixture carrier solvents of water, acetonitri...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 1999
mozaffar asadi hassan rajabloo

the kinetics and mechanisms of the substitution reactions of trans-[co(en)2cncl]+ with unidentate anions,  , cn¯, i¯,  , br¯ and scn¯ in 60% v/v dmf-h2o binary solvent at 40.0±0.2 °c were studied spectrophotometrically. an id mechanism was assigned for the replacement of chlorine by , cn¯ and i¯, an ia one for the entry of  and scn¯, and a d mechanism for br¯ entry. comparing the interchange ra...

Journal: :Review of Polarography 1960

Journal: :Biophysical Reviews 2016

Journal: :Occupational and Environmental Medicine 1986

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