Sodium Tungstate

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98% Sodium Tungstate Dihydrate 61

98% sodium tungstate dihydrate may be studied by TG-DTG technology to know its dehydration process. And the non-isothermal kinetic data of the dehydration process is analyzed using the thermal analysis kinetic data processing method proposed by Malek et al. Processing…

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Industrial Grade Sodium Tungstate Dihydrate 69

Industrial grade sodium tungstate dihydrate is also known as technical grade sodium tungstate dihydrate with molecular formula of Na2WO4•2H2O. The thermal decomposition of Na2WO4•2H2O and its kinetics was studied in a static air by TG-DTG. The thermal decomposition process of…

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Chemically Pure Sodium Tungstate 58

Chemically pure sodium tungstate is a good inhibitor for carbon steel in simulated seawater, and the inhibition efficiency increased with the increase of inhibitor concentration, and the adsorption of sodium tungstate onto the surface of carbon steel followed the amended…

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High Purity Sodium Tungstate Dihydrate 48

High purity sodium tungstate dihydrate is a colorless or white crystalline powder that can be decomposed by strong acids into tungstic acid (water-insoluble). It is easily weathered in dry air. And it is stable in air, but heated to lose…

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Industrial Grade Sodium Tungstate 40

Industrial grade sodium tungstate is also known as technical pure (TP) sodium tungstate, whose purity is lower than that of guarantee grade (GR), analytical grade (AR), chemical purity (CP) and laboratory purity (LR). These grades are classified in accordance with…

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Sodium Tungstate Dihydrate 40

Sodium tungstate dihydrate may be prepared by different methods such as alkaline hydrolysis, crystallization, extraction, soda solution pressure cooking, and so on. Alkaline Hydrolysis to Prepare Sodium Tungstate Dihydrate Step 1: Wolframite ore is crushed to 320 mesh, and alkaline…

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Analytical Reagent Sodium Tungstate 44

Analytical reagent sodium tungstate is referred to as sodium tungstate that meets the purity standards, which ensures the scientific precision and reliability of chemical analysis, chemical reaction or physical testing. Coprecipitation Separation of Trace Impurities in Sodium Tungstate and Determination…

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Sodium Tungstate Crystal 35

Sodium tungstate crystal may be prepared by the crystallization of sodium tungstate solution. Removal of Arsenic and Silicon from Sodium Tungstate Solution by Crystallization The removal of arsenic and silicon from impure Na2WO4 solution was investigated by crystallization using the…

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Sodium Polytungstate 36

Sodium polytungstate has been found to be used as heavy-liquid to separate and concentrate materials by density with the deepening of research. For example, it can be used to separate the worn carbon composites in brake pads. Sodium polytungstate is…

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Sodium Tungstate Solution 37

Sodium tungstate solution containing high impurities should be purified. Purification of Sodium Tungstate Solution with High Impurities Sodium tungstate solution out of sodium phosphate decomposition of scheelite contains high impurities. To solve this problem, the purifying effects of fluoride (F),…

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