DIHYDRATE de TUNGSTATE de SODIUM, réactif ACS

Code: 223336-5GSIG D2-231

Non disponible en dehors du Royaume-Uni et de l'Irlande

Application

Sodium tungstate dihydrate (Na2WO4.2H2O) may be employed in the following studies:As a derivatization reagent for the determinati...


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$36.91 EACH

Non disponible en dehors du Royaume-Uni et de l'Irlande

Application

Sodium tungstate dihydrate (Na2WO4.2H2O) may be employed in the following studies:As a derivatization reagent for the determination of hydrogen peroxide by a fluorimetric method.Synthesis of N-hydroxy-desferrioxamine B, a metabolite of the microbial product desferrioxamine B.Preparation of highly crystalline CaMoO4, SrMoO4, CaWO4 and SrWO4 nanoparticles.

Sodium tungstate dihydrate may be used in the preparation of aqueous sols of tungsten oxide dihydrate.

Combines with hydrogen peroxide for the oxidation of secondary amines to nitrones.

General description

Sodium tungstate dihydrate is a hydrated sodium salt of tungstic acid. It participates as a catalyst in the preparation of various epoxides. Various crystallographic properties of sodium tungstate dihydrate have been analyzed.

Packaging

5, 100, 500 g in poly bottle

anion tracessulfate (SO42-): ≤0.01%, chloride (Cl-): ≤0.005%
assay≥99%
cation tracesheavy metals and iron (as Pb): ≤0.001%, Mo: ≤0.001%
formcrystalline powder
gradeACS reagent
impurities≤0.02 meq/g Titr. free base, ≤0.01% insolubles
InChI keyWPZFLQRLSGVIAA-UHFFFAOYSA-N
InChI1S/2Na.2H2O.4O.W/h;;2*1H2;;;;;/q2*+1;;;;;2*-1;
mp698 °C (lit.)
pH9-11.5 (20 °C, 100 g/L)
Quality Level200
reaction suitabilityreagent type: catalystcore: tungsten
SMILES stringO.O.[Na+].[Na+].[O-][W]([O-])(=O)=O
Cas Number10213-10-2
Ce produit répond aux critères suivants pour être admissible aux récompenses suivantes :



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