نتایج جستجو برای: chemical solvents

تعداد نتایج: 415983  

Mohammad Miri, Mohammad Hassan Ehrampoush, Mohammad Hossien Salmani, Reza Ali Fallahzadeh,

Background: Solvents, which are widely used in industry, are able to dissolve another substance for creating a solution. Solvents have various effects on human health based on their type and chemical composition. Methods: This was a cross-sectional study to investigate the harmful effects of solvents on wood painters in Yazd city. To achieve information, a census questionnaire was prepared and ...

Journal: :Reviews on Clinical Pharmacology and Drug Therapy 2020

Journal: :Magnetic resonance in chemistry : MRC 2005
Raymond J Abraham Jonathan J Byrne Lee Griffiths Rodothea Koniotou

The (1)H NMR spectra of a number of alcohols, diols and inositols are reported and assigned in CDCl(3), D(2)O and DMSO-d(6) (henceforth DMSO) solutions. These data were used to investigate the effects of the OH group on the (1)H chemical shifts in these molecules and also the effect of changing the solvent. Inspection of the (1)H chemical shifts of those alcohols which were soluble in both CDCl...

2012
Dharaskar Swapnil

Ionic liquids can be considered as green solvents due to their very low vapor pressure and wide range of applications with unique physical and chemical properties. The potential of ionic liquids have been recognized worldwide. Scientists and engineers have been working in the advancement of preparation and applications of ionic liquid so that it can provide a range of options to industrialists ...

2005
Jennifer Conroy Alan G. Ryder Marc N. Leger Kenneth Hennessey Michael G. Madden

The unambiguous identification and quantification of hazardous materials is of increasing importance in many sectors such as waste disposal, pharmaceutical manufacturing, and environmental protection. One particular problem in waste disposal and chemical manufacturing is the identification of solvents into chlorinated or non-chlorinated. In this work we have used Raman spectroscopy as the basis...

Journal: :The Journal of biological chemistry 1951
M W KIES P L DAVIS

The value of systematic distribution between immiscible solvents for the resolution of mixtures has long been recognized, but it was not until the work of Craig (1) that its full potentialities were appreciated. With the development of an apparatus for carrying out a large number of simultaneous distributions between immiscible solvents, Craig and Post (2) introduced a new and very effective an...

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