1.01180

Ammoniumheptamolybdat-Tetrahydrat

(ammonium molybdate) cryst. extra pure

• Synonym(e): Ammoniumheptamolybdat-Tetrahydrat, Ammoniummolybdat, Hexammoniumheptamolybdat-4-hydrat
• Lineare Formel: (NH₄)₆Mo₇O₂₄ · 4 H₂O
• CAS-Nummer: 12054-85-2
• Molekulargewicht: 1235.86
• MDL-Nummer: MFCD00167059
• UNSPSC-Code: 12352302
• EG-Index-Nummer: 234-722-4
• NACRES: NB.21

Eigenschaften

• Qualitätsniveau: 100
• spezifische(r) Analyt(en): phosphate
• Methode(n): photometry: suitable
• pH-Wert: 5.3 (20 °C, 50 g/L in H₂O)
• mp (Schmelzpunkt): 90 °C (Elimination of water of crystallisation)
• Löslichkeit: 400 g/L
• Dichte: 2.498 g/cm³ at 20 °C
• Schüttdichte: 800 kg/m³
• Lagertemp.: 2-30°C
• InChI: 1S/Mo.H3N.H2O.O/h;1H3;1H2;/q;;;-2/p+1
• InChIKey: XCOMAVCHADVANQ-UHFFFAOYSA-O

Beschreibung

Anwendung

• Ammonium Heptamolybdate Tetrahydrate in Nano-Structured Alloys: This compound is used in the hydro-thermal synthesis of nano-structured molybdenum-iron intermetallic alloys at relatively low temperatures, showing potential for advanced material applications in technology and industrial sectors (El-Geassy et al., 2023).


• Enhanced Photocatalysis: It is utilized in constructing Mo(2)C@MoO(x) heterostructures for enhanced Surface-enhanced Raman Scattering (SERS) applications, which is significant in the fields of sensing and environmental monitoring (Lai et al., 2022).


• Environmental Monitoring: Its applications extend to environmental science, where it is used in trace-level sensing of phosphate in soils, contributing to the monitoring and management of agricultural pollutants (Lu et al., 2021).


• Advancements in Catalysis: This compound plays a critical role in the synthesis of advanced catalytic materials for the deoxygenation of organic compounds, promoting more efficient chemical processes in industrial settings (Priecel et al., 2020).

Hinweis zur Analyse

Assay (Präzipitationstitration): 99,3–101,8 %
Identität: entspricht
Unlösliche Anteile: ≤ 0,005 %
Chlorid (Cl): ≤ 0,002 %
Nitrat (NO₃): entspricht
Phosphat (PO₄): ≤ 0,0005 %
Phosphat, Arsenat, Silicat (als PO₄): entspricht
Sulfat (SO₄): ≤ 0,02 %
Schwermetalle (als Pb): ≤ 0,001 %
K (Kalium): ≤ 0,005 %
Mg (Magnesium): ≤ 0,005 %
Na (Natrium): ≤ 0,005 %
Magnesium und Alkalisalze: ≤ 0,02 %

Sicherheitshinweise

• Lagerklassenschlüssel: 13 - Non Combustible Solids
• WGK: WGK 1
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable