• Cetiedil then may represent an alternate type of antisickling agent, exerting its effect through changes in erythrocyte membrane cation permeability rather than directly modifying hemoglobin S. (unboundmedicine.com)
  • In this study, we developed an innovative monovalent permselective cation-exchange membrane (CEM) CR671 by modifying normal grade membrane CR67 wit. (amtaorg.com)
  • Because its ion-selective permeability is generally used in applications (the membrane allows cations to pass through and repels anions to move), it is also called ion-selective permeability membrane. (cnnepem.com)
  • This article first analyzes the preparation and modification methods of the brackish water electrodialysis ion exchange membrane, and discusse the problems in membrane materials. (cip.com.cn)
  • XU T W. Ion exchange membranes: state of their development and perspective[J]. Journal of Membrane Science, 2005, 263(1/2): 1-29. (cip.com.cn)
  • The study aims to examine factors that affect the performances of electrodialysis monovalent membrane, such as applied voltage, flow rate and the concentration of cobalt as co-ion. (engj.org)
  • The research was conducted using electrodialysis PC cell BED 64004, monovalent cation exchange membrane (PC-MVK) and monovalent anion exchange membrane (PC-MVA) produced by PCA-PolymerchemicAltmeier, GmbH, Heusweiler, Germany. (engj.org)
  • The optimum flow rate for the lithium separation using electrodialysis monovalent membrane in this research was 15 L/h. (engj.org)
  • When the concentration of cobalt were increased in the range of 100 - 500 mg/L, the results indicated a decrease of current efficiency but an increase of energy consumption showing the influence of concentration of cobalt to transportation of lithium ions and selectivity of monovalent membrane. (engj.org)
  • Here, we report that the Mrp antiporter click here from the thermophilic gram-negative bacterium, Thermomicrobium roseum, does not catalyze monovalent cation/proton antiport like the Mrp antiporters studied to date, but catalyzes Ca2+/H+ antiport in Escherichia coli membrane vesicles. (mirnamimic.com)
  • Abnormalities of red cell membrane cation permeability are seen in several hereditary disorders. (medscape.com)
  • By transporting Na + and K + ions across the cell membrane, red cells can adjust the intracellular concentration of these cations and regulate intracellular hydration. (medscape.com)
  • Any disturbances in membrane cation permeability alter cellular hydration and can cause numerous effects, including hemolysis. (medscape.com)
  • In contrast, the primary abnormality in DHSt is a change in the relative membrane permeability to K + . Efflux of K + is increased 2- to 4-fold and results in cation depletion, with decreased intracellular osmolality and water loss. (medscape.com)
  • If I have a cation exchange membrane and need to remove 2 g/L of sodium, how much resin would I need. (gpapac.com)
  • Inorganic/organic self-humidifying composite membranes for proton exchange membrane fuel cell application. (ijmst.co)
  • A cadmium ion-selective membrane electrode based on strong acidic organic inorganic composite cation-exchanger: polyaniline Ce(IV) molybdate. (ijmst.co)
  • Anion exchange membrane fuel cells and anion exchange membrane water electrolysers rely on the membrane to transport OH− ions between the cathode and anode in a process that involves cooperative interactions with H2O molecules and polymer dynamics. (cea.fr)
  • Preliminary data are also reported for a laboratory-prepared anion exchange membrane especially designed for fuel cell applications. (cea.fr)
  • Monovalent ion exchange (with Na, K, Rb, Cs and Ag) gave complete and facile exchange of the host's hydrogen ions and gave crystalline products. (bham.ac.uk)
  • It's possible to use ion exchange to get rid of hardness in water by exchanging magnesium and calcium ions that create hardness for sodium ions. (sensorex.com)
  • Felite provides both strong acid cation (SAC) resins and weak acid cation (WAC) resins that are capable of removing divalent and trivalent metal ions, as well as monovalent and multivalent cations, including calcium and magnesium, from aqueous solutions through ion exchange processes. (felitecn.com)
  • 7. It can separate monovalent ions and multivalent ions. (cnnepem.com)
  • Different types of membranes are selected to separate monovalent ions from multivalent ions in solution. (cnnepem.com)
  • The cationic charge of sediments in the river is dominated by bivalent ions Ca 2+ (76 %) and Mg 2+ (16 %) followed by monovalent K + (6 %) and Na + (2 %), and the relative proportion of these ions is constant among all samples and both rivers. (copernicus.org)
  • In this research, electrodialysis using monovalent ion exchange membranes was applied to separate lithium ions from mixtures of lithium-cobalt aqueous solution. (engj.org)
  • Ion exchange resin is widely used for the removal of harmful ions in the water treatment field and in the production of ultrapure water for semiconductor and liquid crystal display (LCD) cleaning [16,17]. (gpapac.com)
  • The students will work through multiple steps of design and ion exchange, beginning resins, the exchange capacity of the sorbents is found to increase with the swelling coefficient, but the total ion exchange capacity of the resins with respect to metal ions test for different kinds of ion-exchange resins before deciding which kind of resin to choose for use. (gpapac.com)
  • Using all-atom molecular dynamics simulations, we model a monovalent salt species (KCL) at high concentrations (0.1-3 m ) and calculate the equilibrium distributions of water and ions around a small tetraloop-forming RNA oligomer in a variety of structural arrangements: folded A-RNA (canonical) and Z-RNA (non-canonical) tetraloops and unfolded configurations. (aip.org)
  • We find that cation accumulation is highest around non-canonical Z-RNA configurations at concentrations below 0.5 m , while unfolded configurations accumulate the most co-ions in all concentrations. (aip.org)
  • Fujifilm cation-exchange membranes remove two to six sodium ions, compared to Neosepta's two to eight, for every magnesium ion. (water-reuse-europe.org)
  • Fujifilm anion-exchange membranes remove two to seven nitrate ions, compared to Neosepta's two to six, for every sulfate ion. (water-reuse-europe.org)
  • Purification of acids from metal cations, recovery of acids in leaching operations, decolorization of mineral acids, recovery of dissolved chemicals, and concentration and recovery of ions in acidic streams are among potential mining industry applications. (amsmembrane.com)
  • The dependence of monovalent-ion selectivity of surface-sulfonated anion exchange membranes (s-AEMs) on the electrodialysis (ED) desalination current density, the concentration of equimolar ternary electrolyte (XCl + X2SO4) in the total concentration range 0.04-0.2 M, and the type of cations (X = H, Cs, Na) has been studied. (hse.ru)
  • This paper investigates the monovalent selectivity and potential of the widely-used Neosepta MSED membranes and the new Fujifilm MSED membranes to treat wastewater in greenhouses for reuse or discharge. (water-reuse-europe.org)
  • The main premise is as follows: since lithium crosses cell membranes by various methods including the sodium pump, the sodium leak canal, a lithium-bicarbonate exchange, and the sodium-lithium counter exchange system, it is believed that the chemical exerts its therapeutic effect by substituting for sodium in these transmembranal ion exchanges. (brainkart.com)
  • Perspective in ion exchange membranes[J]. Chemical Industry and Engineering Progress, 2016, 35(6): 1774-1785. (cip.com.cn)
  • Ionic transport phenomenon across sol-gel derived organic-inorganic composite mono-valent cation selective membranes. (ijmst.co)
  • Semipermeable polymeric anion exchange membranes are essential for separation, filtration and energy conversion technologies including reverse electrodialysis systems that produce energy from salinity gradients, fuel cells to generate electrical power from the electrochemical reaction between hydrogen and oxygen, and water electrolyser systems that provide H2 fuel. (cea.fr)
  • Here quasi-elastic neutron scattering is applied over a wide range of timescales (100-103 ps) to disentangle the water, polymer relaxation and OH− diffusional dynamics in commercially available anion exchange membranes (Fumatech FAD-55) designed for selective anion transport across different technology platforms, using the concept of serial decoupling of relaxation and diffusional processes to analyse the data. (cea.fr)
  • In the food the beverage industry, membranes can be used for cleaning of spent caustic production line washing streams and ion exchange process regeneration solutions (in sugar decolorization operations) to allow up to 95 percent reuse of sodium hydroxide. (amsmembrane.com)
  • In contrast, monovalent selective electrodialysis (MSED) selectively removes monovalent sodium while retaining multivalent nutrients in solution. (water-reuse-europe.org)
  • Ion exchange with divalent cations (Cu, Mn, Zn, Ca and Sr) has also been shown to be possible, with phases showing altered XRD patterns and decomposition products. (bham.ac.uk)
  • It's possible for water to be softened via the ion exchange process when divalent cations like magnesium and calcium are exchanged with monovalent cations that are highly soluble. (sensorex.com)
  • The Monovalent Cation:Proton Antiporter-1 (CPA1) Family (TC# 2.A.36) is a large family of proteins derived from Gram-positive and Gram-negative bacteria, blue-green bacteria, archaea, yeast, plants and animals. (wikipedia.org)
  • Sodium-proton antiporter Monovalent cation:Proton antiporter-2 Monovalent cation:Proton antiporter-3 Transporter Classification Database Chang AB, Lin R, Keith Studley W, Tran CV, Saier MH (2004-06-01). (wikipedia.org)
  • The functioning of Ca 2+ /H + -exchange depends on the proton gradient and is characterized by reversibility, in case of extramitochondria environment alkalization the additional accumulation of Ca 2+ by organelles is recorded. (ukrbiochemjournal.org)
  • Department of Pharmacology and Systems Therapeutics, Mount Sinai School of Medicine, New York, NY, USA Multiple resistance and pH adaptation (Mrp) antiporters are widely distributed in various prokaryotes and have been reported to function as a hetero-oligomeric monovalent cation/proton antiporter, which exchanges a cytoplasmic monovalent cation (Na+, Li+, and/or K+) with extracellular H+. (mirnamimic.com)
  • Felite™ Resin Technology is a leading manufacturer and provider of ion exchange resins worldwide. (felitecn.com)
  • Felite offers SBA resins that can remove strong base anions and WBA resins that effectively remove weak base anions, from aqueous solutions through ion exchange processes. (felitecn.com)
  • The process is based on the transfer of piped water through resins saturated with monovalent cation. (eco-srv.com)
  • Reports, one published in 1967 (Technical Reports Series No. 78, Operation and Control of Ion-exchange Processes for Treatment of Radioactive Wastes), the other in 1985 (Technical Reports Series No. 254, Treatment of Spent Ion-exchange Resins for The ion exchange resins and adsorption media are combined in multifiltration beds for removal of ionic and organic compounds. (gpapac.com)
  • Anion exchange DNA purification methods usually use positively charged DEAE functionalized resins to bind the negatively charged DNA phosphate backbone. (bitesizebio.com)
  • [ 7 ] At low temperatures, the defective anion channel appears to allow a significant cation leak, and autohemolysis may be seen in vitro at 4ºC. (medscape.com)
  • 5.3 The test method as written assumes that the cation exchange material has been regenerated to the hydrogen form with acid and the anion exchange material has been regenerated with alkali to the hydroxide or free-base form. (astm.org)
  • Bokhoni bo felletseng ba tlhahiso bo entsoe ka 30000 M3, ho kenyeletsoa semela sa Cation resin, semela sa anion lehoakhoa sa macroporous. (dongli-chem.com)
  • Li-resin tsa phapanyetsano ea li-cation li sebelisetsoa ho alafa hyperkalaemia ka ho potlakisa tahlehelo ea potasiamo ka maleng, haholo-holo moelelong oa tlhahiso e mpe ea moroto kapa pele ho dialysis (mokhoa o sebetsang ka ho fetisisa oa ho phekola hyperkalaemia). (dongli-chem.com)
  • ION EXCHANGE RESIN for your purification needs! (felitecn.com)
  • We've done a good job of supplying essential ion exchange resin media for water treatment systems all across the world for more than 50 years. (felitecn.com)
  • In the power industry, ion exchange resin is frequently used to remove contaminants from water, such as dissolved solids and heavy metals, which can cause scaling, corrosion, and equipment damage. (felitecn.com)
  • Power plants can successfully remove these contaminants while lowering maintenance costs, extending equipment life, and improving overall system performance by utilizing our high-quality ion exchange resin solutions. (felitecn.com)
  • The above-mentioned reaction can also be carried out by using ion exchange resin instead of inorganic acid and base, and has more advantages. (cnnepem.com)
  • 6. Hydrometallurgy and others: Ion exchange resin can separate, enrich, purify uranium and extract rare earth elements and precious metals from depleted uranium ore. (cnnepem.com)
  • The high capacity cartridges provide better than 20 Kilo-Ohms and the speckled purpled cation resin changes to amber as the resin capacity becomes exhausted. (gpapac.com)
  • 5.4 This test method provides for the DOWEX™ MARATHON™ MSA is a high capacity, macroporous, strong base anion exchange resin of uniform bead size distribution. (gpapac.com)
  • Because of its uniform particle size, this resin offers a number of advantages compared to conventional an ion-exchange resin. (gpapac.com)
  • Results are often expressed in milli-equivalents per milliliter of resin, Color Throw-The transfer of color from an ion-exchange resin to a liquid. (gpapac.com)
  • At what point is the cost of new ion exchange resin lower than the cost of excess regenerant chemicals? (gpapac.com)
  • Some other ion exchange techniques, capacity testing, resin swelling, and elution testing were considered outside of scope for the labs. (gpapac.com)
  • Lime as well as ion-exchange resin are common softening agents used in the process, that exchange minerals to generate soft water. (phdnest.com)
  • Hybrid anion exchange resin containing hydrous ferric oxide (HAIX-Fe) was used in column tests to remove phosphate (PO 4 ) from fresh urine, hydrolyzed urine, and anaerobic digester filtrate, and subsequently recover PO 4 as struvite (MgNH 4 PO 4 ·6H 2 O) or potassium struvite (MgKPO 4 ·6H 2 O) via precipitation in the spent regenerant. (rsc.org)
  • They preferentially catalyze anion exchange (antiport) reactions. (tcdb.org)
  • Equilibrium constant (K°) and thermodynamic parameters like standard free energy (∆G°), entropy (∆S°) and enthalpy (∆H°) were also determined during the exchange reactions on this ion-exchange material. (ijmst.co)
  • UNOsphere Q and S ion exchange media are hydrophilic spherical polymeric beads designed for the separation of proteins, nucleic acids, viruses, plasmids, and other macromolecules. (gpapac.com)
  • Naturally occurring polyelectrolytes, such as nucleic acids, accumulate high concentrations of monovalent ion species as a means of screening the strong electronegative charge of their sugar-phosphate backbones and allowing the molecule to adopt secondary structures or form backbone-backbone interactions. (aip.org)
  • A novel polymer based organic-inorganic cation exchanger (polyaniline-Sn(IV)tungstophosphate) has been synthesized using a sol−gel method by the incorporation of precipitates of Sn(IV)tungestophosphate into the matrices of polyaniline. (ijmst.co)
  • Incubation of mitochondria in the presence of СССР inhibited cation accumulation, but did not cease it. (ukrbiochemjournal.org)
  • Assuming a total exchange of exchangeable Ca 2+ for marine Na + yields a maximal additional Ca 2+ flux of 28 × 10 9 mol yr −1 of calcium to the ocean, which represents an increase of ca. 6 % of the actual river dissolved Ca 2+ flux. (copernicus.org)
  • Transporters from eukaryotes have been functionally characterized to catalyze Na+:H+ exchange. (wikipedia.org)
  • Because of the effectiveness of the ion exchange method, this water purification technique has many industrial applications, which include everything from metal finishing applications to food and beverage production. (sensorex.com)
  • Organic-inorganic type composite cation exchanger poly-o-toluidine Zr(IV)tungstate: Preparation, physicochemical characterization and its analytical application in separation of heavy metals. (ijmst.co)
  • The riverine export of major cation species in particular contributes to regulate the long-term carbon cycle. (copernicus.org)
  • Specific point mutations in human anion exchanger 1 (AE1) convert this electroneutral anion exchanger into a monovalent cation conductance. (tcdb.org)
  • Although mammalian SLC4/AE polypeptides mediate only electroneutral Cl - -anion exchange, trout erythroid AE1 also promotes osmolyte transport and increased anion conductance. (tcdb.org)
  • A single missense mutation allows AE1 to mediate both electrogenic SO 4 2- -Cl - exchange or electroneutral, H + -independent SO 4 2- -SO 4 2- exchange ( Alper 2006 ). (tcdb.org)
  • In certain applications a cation exchange material in the potassium, ammonium, or other monovalent form may be encountered. (astm.org)
  • Preliminary incubation of mitochondria with 100 µМ Са 2+ , before adding trifluoperazine to the incubation medium, partly prevented influence of the latter on the cation level in the matrix. (ukrbiochemjournal.org)
  • Our findings show that all-atom molecular dynamics can describe the equilibrium distributions of monovalent salt in the presence of small RNA oligomers at KCL concentrations where ion correlation effects become important. (aip.org)
  • The active moiety patiromer is a carboxylic acid compound with a relatively low molecular weight, enabling a high binding capacity for cations. (bjcardio.co.uk)
  • We constrained the magnitude of cation exchange fluxes from the Ganga-Brahmaputra river system based on cation exchange capacity (CEC) measurements of riverine sediments. (copernicus.org)
  • In this article, the focus is on the mineral portion of the soil system and the basis of soil cation exchange capacity (CEC). (arizona.edu)
  • Ion exchange capacity. (gpapac.com)
  • Especially, biochar enriched with carboxyl and phenolic C groups has a higher cation exchange capacity (CEC), thus presenting a higher capacity to adsorb nutrients [ 19 ]. (springeropen.com)
  • 5.4 In most cases the product tested will be properly mixed and will contain the correct proportions of anion and cation exchange materials. (astm.org)
  • an acid effluent at breakthrough indicating an excess of regenerated cation exchange groups and an alkaline effluent an excess of regenerated anion exchange groups. (astm.org)
  • Synthesis and ion exchange behavior of acrylonitrile-based zirconium phosphate-A new hybrid cation exchanger. (ijmst.co)
  • Among the most effective water treatments that can be used to rid water of contaminants is the ion exchange process. (sensorex.com)
  • The exchanged substance and contaminant will both need to consist of the same electrical charge and will need to dissolve in water for the process to work as intended. (sensorex.com)
  • An example of the ion exchange process involves another process that's known as water softening . (sensorex.com)
  • However, ion exchange can also be used for the removal of toxic metals from water. (sensorex.com)
  • One standard ion exchange application involves preparing high-purity water that can be used for nuclear, power engineering, and electronic industries. (sensorex.com)
  • Many household filters are based on the ion exchange process and work by producing soft water. (sensorex.com)
  • The ion exchange process is also regularly used for domestic water treatment via the removal of natural organic matter and nitrate from water. (sensorex.com)
  • While the ion exchange process is common for water treatment purposes, it also has other industrial applications that don't necessarily involve water treatment. (sensorex.com)
  • Before using a water treatment system that's outfitted with ion exchange technology, it's common to test the makeup of water to determine how much treatment is necessary. (sensorex.com)
  • This type of water can cause scale buildup in piping and other industrial equipment, which is when the ion exchange process can be used to soften the water. (sensorex.com)
  • The readings you obtain can then inform the remaining ion exchange and water treatment process that occurs. (sensorex.com)
  • 1. Water treatment: removal of various anions and cations in water, pure water treatment, etc. (cnnepem.com)
  • At the other end of the spectrum, net loss of cations and water results in the more common dehydrated hereditary stomatocytosis (DHSt), also called xerocytosis. (medscape.com)
  • Ion Exchange (India) Limited pioneered water treatment in India & today we are the country's premier company in water & environment management, with a strong global presence. (gpapac.com)
  • Monovalent salt solutions have strongly coupled interactions with biopolymers, from large polyelectrolytes to small RNA oligomers. (aip.org)
  • Clinoptilolite zeolite strong affinity for monovalent cations ensured timely availability of P by exerting more soil exchange sites to occupy Al3+ and Fe2+. (upm.edu.my)
  • This article provides you with a more detailed explanation on the ion exchange process and the many industrial applications it's used for. (sensorex.com)
  • We have demonstrated that 100 µM thiacalix[4]arene-tetrasulphonate (C-798) recovered to the control level of ATPase activity of myosin subfragment-1 in the presence of heavy metal cations. (ukrbiochemjournal.org)
  • acrylamide zirconium (IV) arsenate a cation exchanger, effect of dielectric constant on distribution coefficient of metal ion. (ijmst.co)
  • Synthesis, characterization and photolytic degradation activity of poly-o-toluidine-thorium(IV) molybdophosphate cation exchanger: Analytical application in metal ion treatment. (ijmst.co)
  • 1997 , ion exchange rate (as determined here) is some 5 orders of 119 , 59-69. (lu.se)
  • It should be noted, however, that not all units are charged with a balanced ratio of anion-exchanging and cation-exchanging groups. (astm.org)
  • In 2009, the New York City Department of Health and Prevention prioritized groups for receipt of monovalent and Mental Hygiene delivered influenza A(H1N1)pdm09 pH1N1 vaccine ( 4 , 5 ). (cdc.gov)
  • The ion exchange process is commonly used throughout numerous industrial applications because of the many benefits that this process provides. (sensorex.com)
  • 1.1 This test method covers the determination of the performance of particulate mixed bed ion exchange materials in the regenerated form when used for deionization. (astm.org)
  • Design Calculation For Softener Unit Client: - Techpro By Samar Seth About the Paper I, as an intern, calculated the ion exchange softener design for a small sized power plant of TechPro Inc. in May 2015, and I would like to share the calculations in the form of this paper. (gpapac.com)
  • 5.1 This test method can be used to evaluate unused mixed bed ion exchange materials for conformance to specifications. (astm.org)
  • Also, it aims to enhance the international exchange of scientific activities in materials science and technology. (lidsen.com)
  • For greenhouses that have not achieved MLD, MSED has an alternative application of reducing levels of nitrate, a monovalent ion and agricultural pollutant, in wastewater for disposal. (water-reuse-europe.org)
  • Our manuscript titled "DNA base order parameter determination without influence of chemical exchange" has been accepted for publication in Methods . (utmb.edu)
  • In addition, intercalation with silver exchanged AlTP was also found to be possible. (bham.ac.uk)