نتایج جستجو برای: sodium dodecylsulfate sds
تعداد نتایج: 201166 فیلتر نتایج به سال:
In this study we investigated resveratrol (trans-3,5,4'-trihydroxystilbene) solubilization with sodium 3α,12 α-dihydroxy-7-oxo-5 β-cholanoate (S7-OD) and sodium dodecyl sulfate (SDS). The investigation was aimed at determining whether large spherical micelles (SDS) or small longitudinal micelles (S7-OD) are more convenient for incorporation of resveratrol. Also, we studied resveratrol behavior ...
There is little understanding of how anionic surfactants affect the transport carbon dots (CDs) nanoparticles in soil. In this study, mobility characteristics CDs soil columns with sodium dodecyl sulfate (SDS, a model surfactant) under various conditions were investigated. The results showed that presence SDS enhanced at pH 7.0 when Na + was main background electrolyte. increased electrostatic ...
Catanionic micelles as a model to mimic biological membranes in the presence of anesthetic alcohols.
We show here the influence of n-alcohols (C(2)OH-C(8)OH) on the solubility behavior of cationic-anionic surfactant mixtures, so-called "catanionics". We studied catanionics of different compositions composed of sodium dodecyl sulfate (SDS)/cetyltrimethylammonium bromide (CTAB) and sodium dodecanoate (SDod)/CTAB mixtures. Interestingly, with a molar excess of SDS, long chain n-alcohols (C(4)OH-C...
Methane hydrate applications in gas storage and desalination have attracted increasing attention recent years. In the present work, effect of isopentane (IP), sodium dodecyl sulfate (SDS), IP/SDS blends as promoters on methane formation kinetics, terms pressure–temperature (P-T) profile, uptake, induction time (HIT), water-to-hydrate conversion ratio (WHCR), were studied for distilled water sea...
Sodium dodecyl sulphate (SDS) was used to weaken both the electrostatic and the hydrophobic interactions during collagen fibrillogenesis in vitro. The rate and extent of fibril formation as well as fibril morphology were affected by SDS concentration. Both the formation of large fibrils at 0.3 mM-SDS and the complete cessation of fibril formation at 0.5 mM-SDS were considered to be the result o...
IB-16385A Abstract Capillary electrophoresis sodium dodecyl sulfate (CE-SDS), is the modern equivalent of the slabgel sizing technique SDS-PAGE. Common uses of SDS-PAGE include monitoring of manufacturing consistency and apparent molecular weight. Although used frequently, SDS-PAGE is a poor technique for quantitative protein purity due to inherent sample preparation artifacts, migration time a...
This study is to prepare chitosan beads modified with sodium dodecyl sulfate (SDS) effectively remove Cr(III) from an aqueous solution. The characterizations of SDS-chitosan by scanning electron microscopy-energy dispersive X-ray spectroscopy (SEM-EDS), Fourier transform-infrared (FT-IR) and photoelectron (XPS) proved the successful synthesis adsorbent. adsorption on SDS material was investigat...
In this work attempts were made to evaluate K+-SDS and hydrocolloid polymer-SDS interactions in flocculation of megestrol acetate dispersions to enhancetheir stability as a part of suspension formulation. Different dispersions of micronized megestrol acetate and SDS were prepared. KCl and KH2PO4 and their corresponding sodium salts were added to the dispersions and the preparations were evaluat...
In this work attempts were made to evaluate K+-SDS and hydrocolloid polymer-SDS interactions in flocculation of megestrol acetate dispersions to enhancetheir stability as a part of suspension formulation. Different dispersions of micronized megestrol acetate and SDS were prepared. KCl and KH2PO4 and their corresponding sodium salts were added to the dispersions and the preparations were evaluat...
A simple and sensitive spectrophotometric method combined with solid-phase extraction (SPE) for the simultaneous determination of sodium linear-dodecylbenzenesulfonate (DBS) and sodium dodecyl sulfate (SDS) is described. The C2 (ethyl group bonded silicagel) cartridge could be repeatedly used more than 500 times for SPE, and it enabled the anionic surfactants to be concentrated by 50-fold. The ...
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