calcium phosphate based adsorbent

2019-10-12T21:10:07+00:00

  • The preparation of calcium phosphate adsorbent from

      Materials based on calcium phosphates (CP) are commonly known because of their bone reconstruction possibilities, mostly in the field of dentistry, orthopaedic and trauma surgery (Jeong et al 2019) The main difference between the mineral compositions is the Ca/P molar ratio, which can be in the range from 05 to 20 (Sakka et al 2013) Physicochemical properties are strongly related to the Ca/P   Materials based on calcium phosphates (CP) are commonly known because of their bone reconstruction possibilities, mostly in the field of dentistry, orthopaedic and trauma sur gery (Jeong et al 2019) The main difference between the mineral compositions is the Ca/P molar ratio, which can be in the range from 05 to 20 (Sakka et al 2013)The preparation of calcium phosphate adsorbent from   The effect of adsorbent dosage on the efficiency of color removal by Calcium Phosphate during the adsorption process was investigated using various amount of the CaP Figure 6 shows the plot of adsorbent dosage versus the percentage color removal and Q e (mg g −1) during the adsorption process From the figure, it is glaring that as the adsorbent dosage is increased the percentage color Onestep synthesized calcium phosphatebased material for

  • Lead Removal Using Calcium Phosphate Precipitated on the

    The removal of lead using calcium phosphate precipitated on the surface of a crystallization type phosphorus adsorbents which were composed mainly of gypsum and   adsorbent for removal of phosphate in water and wastewater [1219] To date the biocharbased adsorption of phosphate has used the raw and metal oxidecoated biochars derived from lignocellulose biomass [11, 1924] The raw biochars from various lignocellulosic biomass have shown limited adsorption capacitiesAdsorption of phosphate in water on a novel calcium   Calcium phosphate adsorbents, derived from prawns and crabs shell biomass wastes have been developed using wet chemistry and low temperature treatment The adsorbents were characterized by Xray diffractometry and Fourier transform infrared spectroscopyCrustacean derived calcium phosphate systems: Application

  • Removal of phosphate using calcium and magnesiummodified

      Abstract Magnetic calcium (Ca) and magnesium (Mg)modified iron oxide adsorbents were synthesized using CaCl2, CaCO 3, MgCl 2, or MgCO 3 by a simple combustion method for the remediation of phosphate Modification with Ca and Mg significantly improved the phosphate adsorption capacity of the magnetic iron oxide adsorbents  In the presence of protein, first, the adsorption of albumin on calcium phosphate induces a decrease of the interfacial energy between crystal and solution ( γCL) and thus stabilizes numerous small nuclei Then, the adsorbed albumin layer lets nuclei grow at a slow rate until they reach their critical sizeAdsorption of proteins and calcium phosphate materials   The precipitation of hydroxyapatite is the dominant mechanism for phosphate removal from aqueous solution by Because of the high calcium content of Iizuka A, Yoshida H, Hayakawa Y (2019) HighPerformance Phosphorus Adsorbent Based on Concrete Sludge In: Ohtake H, Tsuneda S (eds) Phosphorus Recovery and Recycling Springer HighPerformance Phosphorus Adsorbent Based on

  • Onestep synthesized calcium phosphatebased material

      preparation of calcium phosphate (CaP)based materials starting from calcium carbonate and orthophosphoric acid for the removal of alizarin dye from aqueous solution The material was characterized by scanning electron microscopy (SEM), Fourier transform infrared (FTIR), and Xray diffraction (XRD) A series of adsorption experiments on theThe removal of lead using calcium phosphate precipitated on the surface of a crystallization type phosphorus adsorbents which were composed mainly of gypsum and calcium Lead Removal Using Calcium Phosphate Precipitated   adsorbent for removal of phosphate in water and wastewater [1219] To date the biocharbased adsorption of phosphate has used the raw and metal oxidecoated biochars derived from lignocellulose biomass [11, 1924] The raw biochars from various lignocellulosic biomass have shown limited adsorption capacitiesAdsorption of phosphate in water on a novel calcium

  • In vitro phosphatebinding ability of calciumbased

    An unwanted side effect of calcium carbonate is hypercalcemia and vascular calcification Oral activated charcoal (AC) is a nonselective and highly effective adsorbent We hypothesized that AC augments the phosphate binding capacity of calciumbased agents We performed an   Separation of phycobilinbased pigments using an adsorbent, the surface of which comprises a calcium phosphatebased compound, and phosphate elution buffers ( PAT GB ) Patent:GBSeparation of phycobilinbased pigments using an needed for all life forms and plant growth, while phosphate rock reserves available are anticipated to be depleted in the near future Herein, we report phosphate removal from aqueous solution using a calcium silicate hydrate (CSH) adsorbent prepared from blast furnace slag (BF slag), a highvolume byproduct produced in ironmaking industryPhosphate Removal from Aqueous Solutions Using

  • Onestep synthesized calcium phosphatebased material

      Onestep synthesized calcium phosphatebased material for the removal of alizarin S dye from aqueous solutions: isothermal, kinetics, and thermodynamics studies Abideen Idowu Adeogun1,2 • Ramesh Balakrishnan Babu2 Received: 30 June 2015/Accepted: 15 July 2015 The Author(s) 2015 This article is published with open access at Springerlink  Based on visual inspection, approximately 90% of the beads were spherical in shape It was possible to control the size of the DWTR beads within a reasonable range: 29–33 mm for a target size of 31 mm, for example, by varying the diameter of the tube supplying the DWTR sodium alginate suspension to the calcium solutionAdsorption of phosphorus with calcium alginate   The pH affects not only the ionization morphology of phosphate in aqueous solutions but also the active components and surface charges on the surface of carbonbased adsorbent (37) The effects of initial solution pH on the final solution pH and P adsorption onto CLDC400 and CLDC800 samples are described in Figure 3 b,cFacile Fabrication of CalciumDoped Carbon for

  • Adsorption of copper ion from aqueous solutions by

      Based on this method, a calcium salt and a phosphate are mixed with a Ca/P ratio of 167 Stirring of the solutions is continued until HAp formation is observed at a basic pH For this purpose, in the synthesis of nanoHAp, calcium nitrate tetrahydrate (Ca(NO 3) 24H 2 O) and diammonium hydrogen phosphate ((NH 4) 2 HPO 4) solutions were (v) Calcium Carbonate : It is used as such for the separation of xanthophylls and napthaquinones or other pigments and elution is done with dilute acid to isolate the various components present Note : Vateritethe unstable crystalline modification of calcium carbonate has much greater adsorbent capacity than aronite or calciteChoice of Adsorbents Thin Layer Chromatography Amongst all the other parameters, calcium had the greatest influence on phosphate adsorption and adsorbent reusability Phosphate adsorption was enhanced by coadsorption of calcium, but calcium Interaction between Calcium and Phosphate

  • Adsorption of phosphate in water on a novel calcium

      adsorbent for removal of phosphate in water and wastewater [1219] To date the biocharbased adsorption of phosphate has used the raw and metal oxidecoated biochars derived from lignocellulose biomass [11, 1924] The raw biochars from various lignocellulosic biomass have shown limited adsorption capacities  CaObased absorbent have been regarded as an ideal hightemperature CO 2 absorbent However, as the number of cycles increases, the CO 2 absorption performance gradually decreases In order to maintain high CO 2 removal efficiency, a large amount of fresh absorbent is required, resulting in a significant increase in economic costs and equipment load Therefore, it is urgent to reduce the raw Research progress of CaObased absorbents prepared   Separation of phycobilinbased pigments using an adsorbent, the surface of which comprises a calcium phosphatebased compound, and phosphate elution buffers ( PAT GB ) Patent:GBSeparation of phycobilinbased pigments using an

  • Extraction of Phosphate from Polluted Waters Using

      An adsorbent prepared by entrapping active carbon derived from the stems of Achyranthes aspera plant in the calcium alginate beads (CABAA) has been investigated for its adsorption nature towards the removal of phosphate by varying various physicochemical parameters Surface morphological studies are made using FTIR, XRD, FESEM, and EDX  A porous carbon adsorbent with high uptake and high selectivity for Keywords: amorphous calcium carbonate, amorphous calcium phosphate, stabilization, crystallization, porous material, drug delivery, gas adsorption This thesis is based on the following papers, which are referred to in the text by their Roman numeralsPorous Amorphous Calcium Carbonate and Phosphate  The pH affects not only the ionization morphology of phosphate in aqueous solutions but also the active components and surface charges on the surface of carbonbased adsorbent (37) The effects of initial solution pH on the final solution pH and P adsorption onto CLDC400 and CLDC800 samples are described in Figure 3 b,cFacile Fabrication of CalciumDoped Carbon for

  • Adsorption of phosphate in water using onestep

      The procedure consists of adding 0005 g adsorbent (RGOZr) into a 500 mL flask containing 200 mL phosphate solution at different initial phosphate concentrations (010,   Simultaneous removal of ammonium and phosphate from eutrophic waters using natural calciumrich attapulgitebased versatile adsorbent Desalination, 351, 128137 Yin, HB,, Kong, M, Fan, CX (2013) Batch investigations on P immobilization from环境科学尹洪斌 －中国科学院南京地理与湖泊研究所 CASSynthesis of mesoporous silicacalcium phosphate hybrid nanoparticles and their potential as efficient adsorbent for cadmium removal from aqueous solution Journal of Colloid and Interface Science, 2018, 525:126135 6 Yongju He, Shuquan Liang, Mengqiu Long 个人主页 Central South University

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