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Sodium Sulfate Magnetic Separation

Sep 10, 2013 A high nickel grade ferronickel was produced from laterite ore using the selective reduction-wet magnetic separation process, with the addition of sodium sulfate (Na 2 SO 4).The ferronickel concentrate assaying 9.87% Ni, with a nickel recovery of 90.90% can be obtained, when laterite ore was reduced at 1200 C for 50 min with the addition of 10 wt.% Na 2 SO 4 and 2 wt.% coal.

  • Mechanism of sodium sulfate in promoting selective ... Mechanism of sodium sulfate in promoting selective ...

    Sep 10, 2013 A high nickel grade ferronickel was produced from laterite ore using the selective reduction-wet magnetic separation process, with the addition of sodium sulfate (Na 2 SO 4).The ferronickel concentrate assaying 9.87% Ni, with a nickel recovery of 90.90% can be obtained, when laterite ore was reduced at 1200 C for 50 min with the addition of 10 wt.% Na 2 SO 4 and 2 wt.% coal.

  • Separation and purification of phosvitin phosphopeptides ... Separation and purification of phosvitin phosphopeptides ...

    Monodispersed and functional immobilized metal affinity magnetic chondroitin sodium sulfate nanoparticles (short as IMAN @ Fe (III)) were prepared and employed in extracting of Phosvitin Phosphopeptides (short as PPPs) from egg yolk. It was found that the diameter of the magnetic CS nanoparticles wa …

  • Comparison of magnesium sulfate and sodium sulfate for ... Comparison of magnesium sulfate and sodium sulfate for ...

    Drying agents, such as sodium sulfate or magnesium sulfate, are used to remove the water from the organic extracts. In the present study, we used nuclear magnetic resonance spectroscopy to study the composition of the phases resulting from salting out and to compare the effectiveness of sodium sulfate and magnesium sulfate as drying agents.

  • Beneficiation of nickeliferous laterite by reduction ... Beneficiation of nickeliferous laterite by reduction ...

    May 01, 2012 Effects of sodium sulfate dosage on reduction roasting and magnetic separation of laterite pellets reduced at 1100 C for 60 min. In an attempt to improve the beneficiation of nickel as well as iron in the recovered magnetic product, laterite ore was reduced with the addition of sodium sulfate.

  • Sodium sulfate | Na2SO4 - PubChem Sodium sulfate | Na2SO4 - PubChem

    Sodium Sulfate Anhydrous is the anhydrous, sodium salt form of sulfuric acid.Sodium sulfate anhydrous disassociates in water to provide sodium ions and sulfate ions. Sodium ion is the principal cation of the extracellular fluid and plays a large part in the therapy of fluid and electrolyte disturbances. Sodium sulfate anhydrous is an electrolyte replenisher and is used in isosmotic solutions ...

  • Effect of Sodium Sulfate on Preparation of Ferronickel ... Effect of Sodium Sulfate on Preparation of Ferronickel ...

    the presence of sodium sulfate. They obtained a ferronickel alloy with 9.5 mass% Ni and 79.3 mass% Fe, which was prepared by reduction roasting at 1 100 C for 60 min with addition of 20.0 mass% sodium sulfate followed by wet magnetic separation. Jiang 21) have recovered nickel et al. from laterite ore (Ni: 1.5 mass%, T Fe: 34.7 mass%) by

  • Function Mechanism of Sodium Sulfate Additive on Iron ... Function Mechanism of Sodium Sulfate Additive on Iron ...

    The carburization roasting treatment followed by the magnetic separation is an effective way to utilize low-grade siderite, in which the sodium sulfate additive plays an important role.

  • 1 Activation of sodium persulfate by magnetic carbon ... 1 Activation of sodium persulfate by magnetic carbon ...

    1 Activation of sodium persulfate by magnetic carbon xerogels (CX/CoFe) for the oxidation of 2 bisphenol A: Process variables effects, matrix effects and reaction pathways ... 10 b Laboratory of Separation and Reaction Engineering - Laboratory of Catalysis and Materials 11 ... was capable of activating persulfate to form sulfate

  • Metallic sulphide and sodium carbonate interacting … Metallic sulphide and sodium carbonate interacting …

    Then by magnetic separation meth-od we separate concomitant copper from melt at a temperature of 340-350 C. Nickel precipitates con-centrated on magnetic cores and containing alkaline melt are being subject to watering from caustic soda, sodium sulfate, nonmagnetic copper particulates and phase separation through centrifugation. Magnetic

  • Is there any way to separate sodium sulfate with water ... Is there any way to separate sodium sulfate with water ...

    Step 2 -- Metal Hydroxide Precipitation. Wastewater with an initial sulfate concentration below 8000 mg/L, or which has already been treated using gypsum precipitation, is adjusted to a pH of 10.5 ...

  • Synchronous Upgrading Iron and Phosphorus … Synchronous Upgrading Iron and Phosphorus …

    flash reduction-wet magnetic separation in the paper. In this new process, sodium sulfate was also employed to enhance the reduction roasting of oolitic hematite ore, growth of metallic iron grains and removal of phosphorus in a short time, thus improving the efficiency. 2. Experimental 2.1. Raw Materials 2.1.1. Oolitic Hematite Ore

  • Digestion of Alumina from Non-Magnetic Material … Digestion of Alumina from Non-Magnetic Material …

    magnetic separation has been explored recently. However, the efficiency of alumina extraction in the non-magnetic materials is absent. In this paper, a further study on the digestion of alumina by the Bayer process from non-magnetic material obtained after magnetic separation of reduced iron-rich diasporic bauxite with sodium salts was ...

  • CN103526051B - Method for separating iron, vanadium and ... CN103526051B - Method for separating iron, vanadium and ...

    The invention discloses a method for separating iron, vanadium and titanium from schreyerite, which comprises the following steps: mixing schreyerite, sodium sulfate, a reducer and an adhesive, pressing into mineral coal pellets, drying the mineral coal pellets, filling into a rotary hearth furnace, and roasting at 1000-1300 DEG C for 20-60 minutes to obtain metalized pellets, wherein a ...

  • Iron Recovery from Red Mud by Reduction Roasting-Magnetic ... Iron Recovery from Red Mud by Reduction Roasting-Magnetic ...

    Abstract. This work provided an effective method for comprehensive utilization of red mud, which mainly focused on the first step of recovering iron from a high iron content red mud by reduction roasting-magnetic separation. During the reduction, iron oxides were reduced to metallic iron with the aid of sodium sulfate and sodium carbonate.

  • Sodium Sulfate Separation from Aqueous Alkaline … Sodium Sulfate Separation from Aqueous Alkaline …

    The thermodynamics and kinetics of crystallization of sodium sulfate with a tripodal tris-urea receptor (L1) from aqueous alkaline solutions have been measured in the 15–55 C temperature range for a fundamental understanding of the elementary steps involved in this sulfate separation method. The use of radiolabeled Na235SO4 provided a practical way to monitor the sulfate concentration in ...

  • Sodium sulfate | Na2SO4 - PubChem Sodium sulfate | Na2SO4 - PubChem

    Sodium Sulfate Anhydrous is the anhydrous, sodium salt form of sulfuric acid.Sodium sulfate anhydrous disassociates in water to provide sodium ions and sulfate ions. Sodium ion is the principal cation of the extracellular fluid and plays a large part in the therapy of fluid and electrolyte disturbances. Sodium sulfate anhydrous is an electrolyte replenisher and is used in isosmotic solutions ...

  • 1 Activation of sodium persulfate by magnetic carbon ... 1 Activation of sodium persulfate by magnetic carbon ...

    1 Activation of sodium persulfate by magnetic carbon xerogels (CX/CoFe) for the oxidation of 2 bisphenol A: Process variables effects, matrix effects and reaction pathways ... 10 b Laboratory of Separation and Reaction Engineering - Laboratory of Catalysis and Materials 11 ... was capable of activating persulfate to form sulfate

  • Comparison of Magnesium Sulfate and Sodium Sulfate for ... Comparison of Magnesium Sulfate and Sodium Sulfate for ...

    Nov 18, 2019 Drying agents, such as sodium sulfate or magnesium sulfate, are used to remove the water from the organic extracts. In the present study, we used nuclear magnetic resonance spectroscopy to study the composition of the phases resulting from salting out and to compare the effectiveness of sodium sulfate and magnesium sulfate as drying agents.

  • Sodium Lauryl Sulfate Competitively Interacts with HPMC … Sodium Lauryl Sulfate Competitively Interacts with HPMC …

    Sodium lauryl sulfate (SLS), as an effective surfactant, is often used as a solubilizer and/or wetting agent in various dosage forms for the purpose of improving the solubility and dissolution of lipophilic, poorly water-soluble drugs. This study aims to understand the impact of SLS on the solution …

  • Dendrimer modified magnetic nanoparticles for immobilized ... Dendrimer modified magnetic nanoparticles for immobilized ...

    The activity of the BSA on the PMNPs was tested using an immunoaffinity approach, with the eluent being assayed by sodium dodecyl sulfate polyacrylamide gel electrophoresis. The functional magnetic nanoparticles were then used for the direct separation of chiral amino acids, and could be readily separated from the reaction mixtures via the ...

  • Dispersive admicelle solid‐phase extraction based on ... Dispersive admicelle solid‐phase extraction based on ...

    Sep 29, 2017 A novel dispersive admicelle solid-phase extraction method based on sodium dodecyl sulfate-coated Fe 3 O 4 nanoparticles was developed for the selective adsorption of berberine, coptisine, and palmatine in Gegen-Qinlian oral liquid before high-performance liquid chromatography. Fe 3 O 4 nanoparticles were synthesized by a chemical coprecipitation method and characterized by using …

  • CN102151527B - Preparation method of monodisperse silicon ... CN102151527B - Preparation method of monodisperse silicon ...

    The invention discloses a preparation method of monodisperse silicon oxide magnetic microspheres used for DNA purification and protein separation, which comprises the steps of: modifying magnetic nano particles by adopting a surface chemical modifying agent to obtain an oleophylic and hydrophobic surface and dispersing into an organic solvent, preparing oil drops rich in the magnetic …

  • Mechanism of sodium chloride in promoting reduction of ... Mechanism of sodium chloride in promoting reduction of ...

    Jul 04, 2016 Sodium chloride has been proved that it is an effective promoter for the reduction of high-magnesium, low-nickel oxide ore. The aim of current work is to clarify the promotion behavior of sodium ...