نتایج جستجو برای: 1 butylpyridinium bromide
تعداد نتایج: 2763934 فیلتر نتایج به سال:
Abstract Ionic liquids (ILs) have received much attention in both academia and industries due to their superior performance many applications. Efficient recovery/recycling of ILs from dilute aqueous solutions is essential for the acceptance implementation IL‐based technologies by industry. In this work, a practical cost‐effective hybrid process design method that combines two‐phase extraction, ...
Key words : Methyl bromide—EEG—Wakefulness—Non-REM sleep—REM sleep— Bromine ions—Methanol Methyl bromide has been widely used as a fumigant in plant quarantine and agriculture, because of its strong insecticidal effect.1) However, methyl bromide is known to impair the function of the central nervous system (CNS) , when workers are exposed to it through inhalation and dermal contact. Disorders o...
focal injection of ethidium bromide as a simple model to study cognitive deficit and its improvement
introduction: memory and cognitive impairments are some of devastating outcomes of multiple sclerosis (ms) plaques in hippocampus, the gray matter part of the brain. the present study aimed to evaluate the intrahippocampal injection of ethidium bromide (eb) as a simple and focal model to assess cognition and gray matter demyelination. methods: thirty wistar rats were divided into three groups: ...
Methyl Bromide under Fire Methyl bromide is one of the most widely used pesticides in the world, a broad-spectrum fumigant effective in controlling insects, nematodes, fungi, and bacteria. Methyl bromide is also highly toxic to humans. In December 1993, the EPA listed methyl bromide as a stratospheric ozone-depleting substance subject to phase-out. The final rule, issued 1 January 1994, freezes...
The denaturation of ribonuclease A by guanidine hydrochloride, lithium bromide, and lithium chloride and by mixed denaturants consisting of guanidine hydrochloride and one of the denaturants lithium chloride, lithium bromide, and sodium bromide was followed by difference spectral measurements at pH 4.8 and 25 degrees C. Both components of mixed denaturant systems enhance each other's effect in ...
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