(1) CDI and reverse osmosis (RO) equipment can form the key elements of water treatment trains that produce ultrapure water, without the need for the chemical regenerants associated with batch ion-exchange processes.
(2) At 10(-6)M amphotericin B, the DC membrane resistance fell from approximately 10(8) to approximately 10(2) ohm-cm(2), and the membranes became Cl(-)-, rather than Na(+)-selective; the permeability coefficients for hydrophilic nonelectrolytes increased in inverse relationship to solute size, and the rate of water flow during osmosis increased 30-fold.
(3) Read more The first plant using manipulated osmosis began operating in Gibraltar in March 2009.
(4) These results cast doubt on the suggestions that gas-induced osmosis is an important factor in dysbarism or in clinical anesthesia.
(5) The swelling of the red blood cells was probably due to osmosis caused by Cl- exchanged for the HCO3- which was produced rapidly by carbonic anhydrase present in the red blood cells.
(6) The reverse osmosis water is the main contamination source for the bicarbonate dialysate, the application of which within 6 hours seems worth being used on account of the low germ count.
(7) They induce volume flows across different pathways, e.g., osmosis predominantly across the cellular route and pressure filtration predominantly across paracellular routes.
(8) Hence non-linear osmosis in rabbit gall-bladder is due to a decrease in water permeability with increasing osmolarity.6.
(9) A brilliant sequence to this simple idea followed through Poynting, Arrhenius, Noyes and culminated with Hulett, who in 1901 formulated the "solvent tension theory" of osmosis, stating in essence that the thermal motion of the solute molecules by impact with the free solvent surface put the solvent under tension.
(10) Then with self-powered force (osmosis) substance is released with constant rate over period of 1-4 weeks (model pending).
(11) Experiments on the purification of wash water by means of reverse osmosis membranes MGA-100 were performed.
(12) Water flows by osmosis across the membrane into a sealed chamber where it creates pressure.
(13) After installation of reverse osmosis units there was a decrease in the aluminium concentrations in plasma.
(14) Proposed nonischemic changes, such as hyperoxic injury gas-induced osmosis, or autoimmunity, lack sufficient supporting evidence.
(15) Efficiency of energy conversion for electro-osmosis and streaming potential and the degree of coupling of acids across urinary bladder membranes of goat have been computed using non-equilibrium thermodynamic theory.
(16) We can't leave change to osmosis since it's self-awareness that accelerates the positive and works faster to eliminate the negative.
(17) Osmosis is apparently the mechanism responsible for the coupling of water to solute transport in biological membranes.
(18) We insist that to prevent the occurrence and worsening of bone disease during chronic hemopurification, reverse osmosis water should be used to prepare dialysates and substitution fluids.
(19) We measured endotoxin and bacterial levels in tap water, in water purified by reverse osmosis, and in dialysate samples over a 4-month period in a new 10-bed renal dialysis unit.
(20) The hydraulic resistance was measured on internodal cells of Nitellopsis obtusa using the method of transcellular osmosis.
Solvent
Definition:
(a.) Having the power of dissolving; dissolving; as, a solvent fluid.
(a.) Able or sufficient to pay all just debts; as, a solvent merchant; the estate is solvent.
(n.) A substance (usually liquid) suitable for, or employed in, solution, or in dissolving something; as, water is the appropriate solvent of most salts, alcohol of resins, ether of fats, and mercury or acids of metals, etc.
(n.) That which resolves; as, a solvent of mystery.
Example Sentences:
(1) We have compared two new methods (a solvent extraction technique and a method involving a disposable, pre-packed reverse phase chromatography cartridge) with the standard method for determining the radiochemical purity of 99Tcm-HMPAO.
(2) Twelve strains of the Crimean hemorrhagic fever (CHF)-Congo group of viruses the Bunyaviridae family were investigated with respect to sensitivity to lipid solvents and temperature, pathogenicity for animals, interactions with cell cultures and antigenic relationships.
(3) The conformations of each peptide in various solvents were determined by CD and ir spectroscopy in order to relate immunological to structural properties.
(4) The kinetics of bimolecular decay of alpha-tocopheroxyl free radicals (T) was studied by ESR mainly in ethanol and heptanol solvents.
(5) The purity and configuration of each isomer of the free acid and N-chloroacetylated derivative were ascertained by: (a) paper chromatography in five solvent systems, (b) elemental analysis, (c) Van Slyke nitrous acid determination of alpha-carbonyl carbon, and (d) Van Slyke ninhydrin determination of alpha-carbonyl carbon, and (e) optical rotation.
(6) As compared with solvent-treated control, no significant increases were observed in the number of revertant colonies in all tester strains in both systems with and without mammalian metabolic activation (S9 Mix).
(7) The results are summarized in Table I, indicating that the ratio of formation of the cis product (2) increases as a solvent becomes more polar.
(8) These data are discussed in relationship to the chemical mechanism of GSSG reduction and the identity of the proton-transfer step whose rate is sensitive to solvent isotopic composition.
(9) It was readily soluble, however, in nonpolar solvents such as n-hexane and chloroform.
(10) Small amounts (approximately 1% of substrate) of two 25(OH)D3 metabolites, which comigrated with 5(E)- and 5(Z)-19-nor-10-keto-25-hydroxyvitamin D3 on two HPLC solvent systems, were synthesized by HL-60 cells, independently from 1,25(OH)2D3 treatment or stage of cell differentiation.
(11) As yet the observations demonstrate that workers exposed in their occupation to heavy metals (cadmium, lead, metalic mercury) and organic solvents should be subjected to special control for detection of renal changes.
(12) The significance of the present findings on the mutual suppression of metabolism between benzene and toluene is discussed in relation to solvent toxicology and biological monitoring of exposure to the solvents.
(13) CZP reduced the incidence of convulsions only after the larger dose, but plain solvent (propylene glycol, ethanol, water) was equally effective.
(14) The method involves solvent extraction of the compounds from plasma, derivatization with pentafluoropropionic anhydride and subsequent separation on a 3% OV-17 column.
(15) RF values were determined in several solvent systems.
(16) From the previously observed results of preferential interactions for salting-out salts with proteins, it was shown that the free energy of the protein is increased by addition of the salts and this unfavorable free energy is smaller for the proteins bound to the columns because of their smaller surface area exposed to solvent; i.e., the bound form of the proteins is thermodynamically more stable.
(17) Such an 'inert tube' model may be adequate to describe the inhalation and exhalation kinetics of inert vapours, for example non-polar solvents which have a low water solubility.
(18) Results indicate that the rachitogenic factor in rye is not present in the ash portion of the grain, that it can be largely overcome by water extraction and penicillin supplementation, and that an organic solvent extraction has no effect.
(19) The possible occupational cause of the disease, as more solvents in the mud have the structure of aromatic hydrocarbons is discussed.
(20) Reductions in dissolution rates in a continuous-flow system could best be interpreted by assuming that they reflected changes in the area of the hydrophilic solid exposed to the solvent.