The influence of Na 2 SO 4 at chemical equilibrium in the NaOH-Al 2 O 3-SiO 2-Na 2 SO 4-H 2 O system were studied in synthetic Bayer liquors. Sodium aluminosilicate, otherwise referred to as desilication product (DSP) in the alumina industry, was synthesised hydrothermally from kaolin used in a rotating bomb heater.Experiments spanned several …Web
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The slag with a higher Al 2 O 3 content was more reactive upon activation with sodium sulfate, albeit it is likely that the nature of the glassy phase itself also has …Web
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The influence of sodium sulphate, an inert electrolyte, on electro-deposition of copper has been analysed by Trigueros et al. [45]. They have observed the formation of finger-like deposits at large applied potential and inert electrolyte concentration. This new morphology was formed as a result of concurrent electrode reactions taking place ...Web
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The influence of sodium sulfate on the anhydrite hydration process and the crystal morphology of its dihydrate products were studied by the determination of the hydration rate, hydration ...Web
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The anionic surfactant SLES (sodium lauryl ether sulfate) is an emerging contaminant, being the main component of ing agents that are increasingly used by the tunnel construction industry. To fill the gap of knowledge about the potential SLES toxicity on plants, acute and chronic effects were assessed under controlled conditions. The acute …Web
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Demand. The recent demand for sodium sulphate for export has greatly stimulated the search for deposits of the natural salt in several of the Western States, and so many …Web
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Sodium lauryl sulfate has also been seen to affect air quality [44, 55]. The sample study of Kim and Lee (2022) ... There were no data to explain why this apparent reversal in sensitivity, but one can speculate that sodium lauryl sulfate, a surfactant, affects the permeability of the algal cell walls, thus affecting nutrient uptake. ...Web
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The predominant chemical reactant involved in hot corrosion has been confirmed to be sodium sulfate (Na 2 SO 4), ... These elements might also affect the corrosion behavior of the alloys. Chromium is widely recognized as a beneficial element to combat the hot corrosion of various alloys [2, 19]. Otsuka et al. found the addition of …Web
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Sutab contains a combination of magnesium sulfate, potassium chloride, and sodium sulfate. Magnesium, potassium, and sodium are electrolyte minerals that occur naturally in body fluids. Sutab is a prescription medicine used by adults to cleanse the colon before a colonoscopy. Sutab causes diarrhea which cleans out the colon. Cleaning the …Web
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The solvent gains kinetic energy, the solute gains kinetic energy, and the solid gains kinetic energy. How this influences the solubility depends on the specific system, and is hard to predict. However, there a few salts like cerium sulphate, lithium carbonate sodium carbonate monohydrate, etc. whose solubility decreases with the …Web
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Introduction Soil salinity has negative effects on plant growth and development. These effects are generally attributed to Na + toxicity that can reach high …Web
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An experimental investigation was undertaken to study the effects of sodium sulphate (Na2SO4) on the behaviour of two clayey soils stabilised with lime (L), natural …Web
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In this study, the blended cements produced by using the building stone waste were exposed to sulphate solution and the cement properties were examined. Prepared mortar specimens were cured under water for 28 days and then they were exposed to three different proportions of sodium sulphate solution for 125 days. …Web
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Core tip: In the last few decades the proliferation of research in experimental colitis models of inflammatory bowel diseases (IBD) has had profound effects in our understanding of human IBD pathophysiology as well as to exploit potential therapeutic avenues outside of immunologic therapy. The dextran sodium sulfate colitis model, …Web
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The influences of salinity on gas exchange and distribution of mineral composition in plants were determined. ... Sodium sulfate experiment. Leaf area, leaf number and shoot dry weight of both cultivars decreased as Na 2 SO 4 concentration in the nutrient solution increased ...Web
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Studies have shown [26,27] that the analysis and assessment of the degree of influence of external factors on the solid phase of cement-based composites is possible due to laboratory modeling of the hydrosulphate corrosion process, which consists of holding samples in solution with a sodium sulphate amount of 1 to 10%.Web
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The hygroscopic properties of sodium sulfate, Na 2 SO 4; sodium chloride, NaCl; and their mixed aerosols are monitored using a flow-cell apparatus and Fourier-transform infrared spectroscopy.While Na 2 SO 4 exhibits the typical water uptake for an inorganic salt, spectra of NaCl and mixed NaCl–Na 2 SO 4 aerosols reveal water …Web
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The paper presents the experimental and the numerical analysis of sodium sulphate crystallization and its influence on the energy and mass transport in the porous building materials. The heat which was produced during the crystals growth and consumed during the crystals dissolution was analysed.Web
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A minor impact of chloride ions on the pH of the pore liquid was recorded, while the tests did not show any influence of sulphate ions. Furthermore, aggressive ion concentration decreased in deeper specimen slices. ... This phenomenon can have a negative impact on mortar properties, since the stresses generated during sodium …Web
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The results indicate that sodium sulfate and phosphoric acid can certainly interfere with arsenic analysis, whereas there is no such influence of arsenic signals when these …Web
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Dietary sodium (Na) levels were related to the content of the eggshell matrix. We therefore speculated that dietary Na supplementation as sodium bicarbonate (NaHCO 3) or sodium sulfate (Na 2 SO 4) may improve eggshell quality.Additionally, dietary NaHCO 3 or Na 2 SO 4 supplementation may further affect eggshell quality in different ways due …Web
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There are many researches on the influence of sodium sulfate on cement-based materials, which mainly focused on cement concrete. Sodium sulfate reduced the properties of concrete by reacting with cement hydration products to form ettringite and gypsum, which can be explained by the Equations (1) and (2) [19,20,21].Web
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The influence of sodium sulphate on sodium aluminosilicate solubility in Bayer liquor aiding the desilication process 1. Introduction. To date, the Bayer …Web
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Furthermore, we have studied the influence of NaCl used as an additive regarding the heat storage capacity of supersaturated H 2 O–Na 2 SO 4 solutions. Introduction. ... Sodium sulfate decahydrate (Na 2 SO 4 ·10H 2 O), also known as mirabilite or Glauber's salt, has been the most investigated salt hydrate for use in latent thermal …Web
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The announcement of heave or swell in the presence of sulphate contamination affects the stability of ground. It is evidenced that reactions between lime, …Web
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In the present work, the authors investigated the influence of sodium sulfate (Na 2 SO 4) content on the properties of lime (CaO) activated slag to overcome the slow strength evolution of CaO activated slag binders. Setting time, compressive strength, hydration products and microstructure were systemically studied.Web
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The compressive strength and volume change of the AAMs and ASAMs mortar were performed to understand the influence of sulfuric acid attack on the resulting performances. ... In this research, the effect of sodium sulfate activator on reaction kinetics, compressive strength and pore structure of hybrid systems produced with 70 wt% ground ...Web
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The testing results show that the effect of salt content on the maximum dry density and the optimum moisture content of sulfate saline soil is complex; and it depends on the three states of sodium ...Web
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The action of added sodium sulfate (Na 2 SO 4) leading to increased reactivity and early strength in slag: cement binders remains unclear. In this study, early hydration reactions and resultant compressive strength in a 50:50 slag:cement binder in the presence of Na 2 SO 4 were investigated. Early strength increases in the presence of Na …Web
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Sodium sulfate (SS), as one of the most widely used sulfate early strength agents, is well known for its cheaper price and more eco-friendly environmental load ... In order to investigate the influence of SS on the hydration of cement pastes containing C-S-Hs-PCE, the differences in the heat flow of P0.5–0.5, P1-0.5, P1-1, P2-1, ...Web
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The influence of sodium sulphate on sodium aluminosilicate solubility in Bayer liquor aiding the desilication process - ScienceDirect Abstract Introduction Section …Web
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In practice sodium, potassium or ammonium sulfates effectively promote ligand-protein interactions in HIC and have a stabilizing influence on protein structure. Hence the most commonly used salts are (NH 4) 2 SO 4, Na 2 SO 4, NaCl, KCl and CH 3 COONH 4. Figure 1 shows an example of how different salts can affect selectivity. Here the best ...Web
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The surface morphology of cathode nickel is an important standard measure of the nickel product[6]. In this work, the influence of additives boric acid and dodecyl sodium sulfate (SDS) on the process of nickel electrowinning from sulfate system was studied by cathode polarization tests and nickel electrodeposition experiments.Web
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Sulphates are mostly found in the form of sodium sulphate (Na 2 SO 4) or magnesium sulphate (MgSO 4). The cation associated with SO 4 2− has an influence on the attack mechanism and the resulting deterioration [21]. Sodium sulphate attack will result in expansive reaction products while magnesium sulphate attack will result in …Web
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Salt migration and accumulation are the main sources of salt expansion. To study the role of salt transport in soil, laboratory tests were conducted to simulate salt transfer under real conditions. Temperature, water content, salt content and soil displacement of a sodium sulfate soil were measured during the freezing …Web
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