Metavanadato De Amônio (Ammonium Metavanadate) - 500 Gr - Sigma
Código: 8496
Ammonium metavanadate
puriss. p.a., ACS reagent, ≥99.0% (RT)
Sinônimo(s):
Ammonium vanadate(V)
Fórmula linear:
NH4VO3
Número CAS:
Peso molecular:
116.98
Número EC:
Número MDL:
eCl@ss:
38180409
ID de substância PubChem:
NACRES:
NB.24
grau
ACS reagent
puriss. p.a.
Nível de qualidade
Ensaio
≥99.0% (RT)
forma
powder or crystals
pH
7 (20 °C, 5.1 g/L)
densidade
2.32 g/cm3 at 25 °C (lit.)
traços de ânion
chloride (Cl-): ≤20 mg/kg
phosphate (PO43-): ≤50 mg/kg
sulfate (SO42-): ≤100 mg/kg
traços de cátion
Ca: ≤50 mg/kg
Cd: ≤10 mg/kg
Co: ≤20 mg/kg
Cr: ≤100 mg/kg
Cu: ≤10 mg/kg
Fe: ≤50 mg/kg
K: ≤100 mg/kg
Mg: ≤10 mg/kg
Mn: ≤10 mg/kg
Na: ≤200 mg/kg
Ni: ≤20 mg/kg
Pb: ≤20 mg/kg
Zn: ≤10 mg/kg
SMILES string
N.O[V](=O)=O
InChI
1S/H3N.H2O.2O.V/h1H3;1H2;;;/q;;;;+1/p-1
Descrição geral
Ammonium metavanadate is an inorganic compound that is used as a precursor salt for the synthesis of vanadium oxides and other ammonium compounds. It is also used as an efficient and mild catalyst in organic synthesis for the synthesis of various derivatives.