نتایج جستجو برای: after surface disinfestaion using ethanol 70
تعداد نتایج: 5183941 فیلتر نتایج به سال:
Surface Tension. To properly direct the Cassie-Wenzel transition using variations in the surface tension of the aqueous solution (sol ) in contact with the SH film, we first established the behavior of sol at various mass fractions of ethanol (Figure S1). The surface tension of the liquid was as high as 71.3 mN/m for pure water (water ) and as low as 21.7 mN/m for pure ethanol (EtOH ), and...
The catalytic conversion of lignin model compounds was performed using Ru/C catalysts and an autoclave reactor. were prepared by the impregnation method highly porous homemade activated carbon characterized XRD, SEM, specific surface area. reactions in a high pressure/temperature reactor at different temperatures with solvents. results showed that novel from supports KOH agent higher activity t...
Aim. To investigate whether differences in the amounts of effective index components in Jakyak-Gamcho decoctions derived via extraction with either water or ethanol were associated with differential spasmolytic effectiveness. Methods. The amounts of effective index components (paeoniflorin, benzoic acid, glycyrrhizin, and isoliquiritin) contained in water-extracted Jakyak-Gamcho decoction and 7...
Background: This study was conducted to evaluate the surface roughness and dimensional accuracy of commercially obtainable alginate impression material in terms imbibition after immersion two different media. Materials method: Two disinfecting agents, ethanol 70% povidone-iodine 4%, were used access material. Weights specimen discs impressions measured before immediately gain a measure imbibiti...
The CuSnO3:SiO2 catalyst was synthesized by hydrothermal method. polycrystalline products were analyzed using various physical investigative techniques including XRD, SEM, TEM and BET surface area. present study deals with one-pot, four component reaction of aldehydes, malononitrile hydrazine hydrate ethyl acetoacetate in the presence catalytic amount Silica grafted CuSnO3 ethanol at 70°C to pr...
using surface analysis, simultaneous effects of temperature (260-380ºc) and ethanol concentration (0-1%) on dimethyl ether (dme) selectivity, yields of hydrocarbon and dme, and methanol conversion were investigated in methanol dehydration reaction over γ-al2o3 catalyst. methanol conversion and yield of hydrocarbon/dme were found to be significantly affected by temperature and the temperature-et...
In this study, melt-spun Finemet ribbons were coated by a thin layer of SiO2 using dip coating method. Amorphous ribbon prepared by melt spinning method and dip coating were done by using a solution of tetraethylen orthosilicate as a SiO2 precursor, ethanol as solvent and distilled water for hydrolysis. Different thicknesses of SiO2 layer, namely 304, 349, 451, 526 and 970 nm were obtained prop...
Monascus species-fermented red mold rice (RMR) has been regarded as a popular hypolipidemic functional food because it contains monacolin K, an inhibitor of de novo cholesterol synthesis. However, the safety of RMR is always an issue because citrinin is present in RMR and is reported to be hepatotoxic and nephrotoxic. The present study was therefore to develop a postprocess to remove citrinin y...
ferula galbaniflua boiss is one of the natural plants of iran that its exudates, barijeh gum, can be used in food industry. the present study explored the properties of a new gum extracted from tubers of ferula galbaniflua. for this purpose, barijeh gum was extracted from crude exudates by alcoholic extraction with 90% ethanol. the purity of gum was relatively high, and it composed mostly of sa...
In this study, functional substances from Spirulina were extracted using deep eutectic solvent (DES) synthesized with cosmetic ingredients as a new natural extractant, order to investigate the possibility of replacing water and ethanol, which are common extraction solvents, 9 kinds DESs synthesized. 3 low cytotoxicity selected extract Spirulina. contents polyphenols, phycocyanin ABTS radical sc...
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