1.06524

Sodium molybdate dihydrate

EMPLURA^®

• Synonyme(s) : Sodium molybdate dihydrate
• Formule empirique (notation de Hill): MoNa₂O₄ · 2H₂O
• Numéro CAS: 10102-40-6
• Poids moléculaire : 241.95
• Numéro MDL: MFCD00149170
• Code UNSPSC : 12352302
• Numéro de classement CE : 231-551-7

Propriétés

• Niveau de qualité: 200
• Gamme de produits: EMPLURA^®
• Pureté: 98.0-103.0% dry basis (precipitation titration)
• Forme: crystals
• Puissance: 4233 mg/kg LD₅₀, oral (Rat); >2000 mg/kg LD₅₀, skin (Rat)
• Perte: 14.0-16.0% loss on drying, 140 °C
• pH: 9-10 (20 °C, 840 g/L in H₂O)
• Pf: 687 °C (Elimination of water of crystallisation)
• Solubilité: 840 g/L
• Densité: 2.71 g/cm³ at 22 °C (for the dihydrate)
• Masse volumique apparente: 1000‑1400 kg/m³
• Traces d'anions: chloride (Cl^-): ≤0.005%; phosphate (PO₄^3-): ≤0.02%
• Traces de cations: NH₄⁺: ≤0.001%; heavy metals (as Pb): ≤0.001%
• Température de stockage: 2-30°C
• InChI: 1S/Mo.2Na.4O/q;2*+1;;;2*-1
• Clé InChI: TVXXNOYZHKPKGW-UHFFFAOYSA-N

Description

Application

• Fluorescent Molybdenum Disulfide Quantum Dots: Sodium molybdate dihydrate is employed in the synthesis of molybdenum disulfide quantum dots. These quantum dots are used for sensitive detection of curcumin in food samples through the FRET mechanism, illustrating its potential in enhancing food safety and quality analysis (Wang et al., 2024).


• Anderson-Evans Type Polyoxometalates: Research involving sodium molybdate dihydrate focuses on the synthesis and characterization of Anderson-Evans type polyoxometalates, exploring their antibacterial properties. This study contributes significantly to pharmaceutical and biomedical research, offering new avenues for antibacterial material development (Avci Özbek, 2023).


• Enhanced Hydrophobicity and Antimicrobial Activity: Sodium molybdate dihydrate is used in the embellishment of 2-D MoS2 nanosheets on lotus thread devices. The resulting enhancement in hydrophobicity and antimicrobial activity demonstrates its utility in material science, specifically in developing advanced functional materials (Selvam et al., 2022).

Remarque sur l'analyse

Assay (precipitative titration, calculated on dried substance): 98.0 - 103.0 %
Identity: passes test
Appearance of solution: passes test
Chloride (Cl): ≤ 0.005 %
Phosphate (PO₄): ≤ 0.02 %
NH₄ (Ammonium): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.001 %
Loss on drying (140 °C): 14.0 - 16.0 %

Informations légales

EMPLURA is a registered trademark of Merck KGaA, Darmstadt, Germany

Informations sur la sécurité

• Code de la classe de stockage: 13 - Non Combustible Solids
• Classe de danger pour l'eau (WGK): WGK 1
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable