نتایج جستجو برای: sodium tetrafluoroborate iii

تعداد نتایج: 441285  

Sh. Ghammamy, Sh. Keysan

Synthesis, characterization, spectral and theoretical calculations of sodium tetrafluoroborate (III) (STFB) has been studied in this research. Sodium tetrafluoroborate (III) was synthesized by a sonochemical method and characterized by IR, UV/VIS, 11B-NMR and Mass spectrometer techniques. The nano compound was characterized by scanning electron microscopy (SEM), X-ray powder diffract...

Journal: :international journal of nano dimension 0
sh. ghammamy department of chemistry, faculty of science, imam khomeini international university, qazvin, iran. sh. keysan department of chemistry, islamic azad university, ardabil branch, ardabil, iran.

synthesis, characterization, spectral and theoretical calculations of sodium tetrafluoroborate (iii) (stfb) has been studied in this research. sodium tetrafluoroborate (iii) was synthesized by a sonochemical method and characterized by ir, uv/vis, 11b-nmr and mass spectrometer techniques. the nano compound was characterized by scanning electron microscopy (sem), x-ray powder diffraction (xrd) a...

Sh. Ghammamy, Sh. Keysan

Synthesis, characterization, spectral and theoretical calculations of sodium tetrafluoroborate (III) (STFB) has been studied in this research. Sodium tetrafluoroborate (III) was synthesized by a sonochemical method and characterized by IR, UV/VIS, 11B-NMR and Mass spectrometer techniques. The nano compound was characterized by scanning electron microscopy (SEM), X-ray powder diffract...

Journal: :Cancer research 1981
B Toth K Patil H S Jae

4-(Hydroxymethyl)benzenediazonium tetrafluoroborate was administered as 26 weekly s.c. injections of 50 microgram/g body weight to randomly bred Swiss mice. In addition, as a solvent control, sodium tetrafluoroborate was given as 26 weekly s.c. injections at 25 microgram/g body weight in 0.9% NaCl solution to another group of mice. The 4-(hydroxymethyl)benzenediazonium tetrofluoroborate treatme...

Journal: :Clinical chemistry 1985
K M Chan M G Scott T W Wu R E Clouse D R Calvin J Koenig D A Lichti J H Ladenson

We compared five methods for the determination of total and direct bilirubins in serum samples from normal controls, subjects with Gilbert's syndrome, and serum pools containing about 50 and 150 mg of total bilirubin per liter. The Kodak Ektachem method and a diazotized sulfanilic acid method with 0.15 mmol/L sodium nitrite concentrations are the only methods that gave accurate direct bilirubin...

2007
O. Rodríguez P. P. Madeira E. A. Macedo

The partition of a series of dinitrophenylated amino-acids is studied experimentally in two (Ionic Liquid + Sodium Phosphate Buffer) biphasic systems at 23 oC. The ionic liquids used in these experiments are 1-hexyl-3-methylimidazolium tetrafluoroborate, [C6mim][BF4], and 1-decyl-3-methylimidazolium tetrafluoroborate, [C10mim][BF4]. pH of the initial aqueous solution is fixed at 7.4 using a sui...

Journal: :Acta Crystallographica Section E Structure Reports Online 2005

2015
J. M. Marti-Climent M. Collantes M. Jauregui-Osoro G. Quincoces E. Prieto I. Bilbao M. Ecay J. A. Richter I. Peñuelas

BACKGROUND [(18)F]-tetrafluoroborate is a PET radiotracer taken up by the sodium/iodide symporter (NIS). Albeit the in vivo behavior in rodents is similar to the (99m)Tc-pertechnetate, no studies exist in primates or in humans. The aims of this study were to evaluate the biodistribution of [(18)F]-tetrafluoroborate in non-human primates with PET and to estimate the absorbed dose in organs. ME...

2017
Daniel Thomas Sneed Daniel Sneed Kathryn Hausbeck

...................................................................................................iii ACKNOWLEDMENTS......................................................................................v LIST OF TABLES.............................................................................................ix LIST OF FIGURES......................................................................

Journal: :Solar RRL 2023

Tin-Oxide Perovskites In article number 2200964, Non Thongprong, Thidarat Supasai, Nopporn Rujisamphan, and co-workers presented the pseudohalide salt of sodium tetrafluoroborate, whose anions have a higher electronegativity than other halide salts, with potential to passivate surface tin oxide while enhancing optoelectronic properties perovskite film. The current study presents facile effectiv...

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