نتایج جستجو برای: magnesium chloride
تعداد نتایج: 121794 فیلتر نتایج به سال:
Terbinafine hydrochloride is a white to off-white fine crystalline powder. It is freely soluble in methanol and methylene chloride, soluble in ethanol, and slightly soluble in water. Each tablet contains: Active Ingredients: terbinafine hydrochloride (equivalent to 250 mg base) Inactive Ingredients: colloidal silicon dioxide, NF; hydroxypropyl methylcellulose, USP; magnesium stearate, NF; micro...
The title compound, C(14)H(30)N(2)O(2)S(2), is the product of the monoaddition reaction of tert-butyl magnesium chloride with bis-[(R)-N-tert-butanesulfinyl]ethanediimine. There are two almost identical mol-ecules in the asymmetric unit, the mol-ecular conformation of which is stabilized by an intra-molecular N-H⋯N hydrogen bond.
The assembly kinetics of intermediate filament (IF) proteins from tetrameric complexes to single filaments and networks depends on the protein concentration, temperature and the ionic composition of their environment. We systematically investigate how changes in the concentration of monovalent potassium and divalent magnesium ions affect the internal organization of the resulting filaments. Sma...
Therapeutic application of the specific pharmacological properties of certain cations has been made frequently. Intravenous injection of calcium chloride has long been used for the relief of certain types of tetany;'8 magnesium sulfate injections have been widely employed in the relief of convulsions;2 it has been stated that the injection of magnesium salts may control certain cardiac arrhythm...
Laboratory and field experiments were conducted using magnesium chloride (MgCl2) to force the precipitation of struvite (MgNH4PO4 x 6H2O) and reduce the concentration of soluble phosphorus (SP) in swine waste. In laboratory experiments, reductions of SP of 76% (572 to 135 mg P l(-1)) were observed in raw swine manure after addition of magnesium chloride (MgCl2) at a rate calculated to provide a...
These experiments justify the following general conclusions. By the intravenous injection of M/4 magnesium sulphate into dogs at a certain rate, a stage can be reached where the abdominal walls are completely relaxed and when section of the abdomen and stimulation of sensitive parts of the parietal peritoneum do not produce pain or elicit any reaction of the animal. At the same time spontaneous...
MULTIPLE DERANfJEMENTS OF CATION HOMEOSTASIS have been reported with the use of haemodilution techniques in patients undergoing open-heart surgery with cardiopulmonary bypass, t'~ However, there have been few reports on alterations in ionic calcium ~.~ or magnesium, in particular when relatively large volume acid citrate dextrose blood primes are used in children. This has special relevance in ...
In the microbiological assay for the determination of trace amounts of penicillin, it has been shown that sodium citrate and penicillin act synergistically against Sarcina lutea. The inhibitory action of citrate appears to involve a sequestering of divalent cations essential to the growth of the organism as shown by minimal inhibitory concentration and agar diffusion studies. The addition of ca...
Reductions of the β-diketiminato group 14 metal(II) chloride complexes, [((But)MesNacnac)ECl] ((But)MesNacnac = [(MesNCBu(t))(2)CH](-); Mes = mesityl; E = Ge, Sn or Pb), with a magnesium(I) dimer have led to differing outcomes, which include the formation of the first β-diketiminato group 14 metal(I) dimer, [{((But)MesNacnac)Sn}(2)].
Detailed exuminution of the temperutLtre dependence of the n.m.r. spectra of 3,3-dimeth;,-lbut.,-lmagnesium chloride and bis(3,3-dimethvlbutyl)magnesium indicates that inversiott of configuration at the-CHzMg center oc' curs rapidly in ether solution at room temperature. Activation parameters for the inversiott reactiotts ure E,, : ]l t 2 kcal.f rnole, A : l}c'a = t'5 sec.-t, ond
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