Ammonium molybdate tetrahydrate

grade

ACS reagent

Quality Level

300

Assay

81.0-83.0% MoO₃ basis

form

crystalline

reaction suitability

reagent type: catalyst
core: molybdenum

impurities

≤0.005% Insoluble matter

density

2.498 g/mL at 25 °C (lit.)

anion traces

arsenate phosphate and silicate (as SiO₂): ≤0.001%
chloride (Cl^–): ≤0.002%
nitrate (NO₃^–): passes test (limit about 0.003%)
phosphate (PO₄^3-): ≤5 ppm
sulfate (SO₄^2-): ≤0.02%

cation traces

Mg: ≤0.005%
heavy metals: ≤0.001% (as lead)

storage temp.

room temp

SMILES string

N.N.N.N.N.N.O.O.O.O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O[Mo](O)(=O)=O.O[Mo](O)(=O)=O.O[Mo](O)(=O)=O

InChI

1S/7Mo.6H3N.10H2O.18O/h;;;;;;;6*1H3;10*1H2;;;;;;;;;;;;;;;;;;/q;;;;3*+2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/p-6

InChI key

FIXLYHHVMHXSCP-UHFFFAOYSA-H