نتایج جستجو برای: solubility
تعداد نتایج: 22031 فیلتر نتایج به سال:
A method is described for estimating solubility by fitting both solute and solvent properties in a single equation. The method is illustrated by examining the solubilities of five rare gases (He, Ne, Ar, Kr, Xe) and five 6permanent7 gases (O2, N2, CH4, CF4, SF6) in either n-alkane (C5H12 to C16H34) or alkan-1-ol (CH3OH to C11H23OH) solvents. Generally, the correlation (R2) values of the fits ac...
introduction : solubility of root filling materials is heavily influenced by the environment they are in contact with. this study compared the solubility of proroot mta in deionized water and synthetic tissue fluid. materials & methods: forty specimens of prepared mta were immersed in deionized water and synthetic tissue fluid (20 samples each). the solubility was assessed after 7 and 28 days. ...
this study presents the influence of hydroxypropyl-β-cyclodextrin (hpbcd) on the aqueous solubility of acyl esters of cyproterone. first, a number of esters of cyproterone were synthesized. then the phase solubility analysis of the compounds in the presence of hpbcd was investigated in phosphate buffer solution at a ph of 7.4. to gain a better understanding of the complexation mechanism, the sy...
background: the strong link between sealer solubility and periapical reinfection indicates that water solubility of new sealers should be studied. this study aimed to assess the water solubility of five root canal sealers (ah-26, topseal, 2-seal, acroseal, and roeko seal automix [rsa]). materials and methods: in this in vitro experimental study, 30 specimens were fabricated from each of the abo...
physicochemical properties of surimi and kamaboko obtained of solubility in acid, alkaline and conventional methods were compared. the results indicated that the highest protein recovery was related to solubility in acid, alkaline and conventional methods, respectively. the highest removal of lipid and myoglobin was observed by solubility in alkali. excretion of total pigment and sulfhydryl gro...
The revised general solubility equation (GSE) proposed by Jain and Yalkowsky is used to estimate the aqueous solubility of a set of organic nonelectrolytes studied by Jorgensen and Duffy. The only inputs used in the GSE are the Celsius melting point (MP) and the octanol water partition coefficient (K(ow)). These are generally known, easily measured, or easily calculated. The GSE does not utiliz...
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