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About This Item
Empirical Formula (Hill Notation):
MoO3
CAS Number:
Molecular Weight:
143.94
UNSPSC Code:
12352303
EC Index Number:
215-204-7
NACRES:
NA.21
MDL number:
Assay:
≥99.5% (precipitation titration)
Form:
solid
Solubility:
0.49 g/L
Quality Segment
product line
EMSURE®
assay
≥99.5% (precipitation titration)
form
solid
potency
2689 mg/kg LD50, oral (Rat), >2000 mg/kg LD50, skin (Rat)
mp
795 °C
solubility
0.49 g/L
density
4.70 g/cm3 at 26 °C
bulk density
1200 kg/m3
anion traces
chloride (Cl-): ≤0.002%, phosphate, silicate, arsenate (as PO43-): ≤0.0005%, sulfate (SO42-): ≤0.005%
cation traces
Fe: ≤0.0005%, NH4+: ≤0.005%, Pb: ≤0.001%
storage temp.
2-30°C
SMILES string
[Mo](=O)(=O)=O
InChI
1S/Mo.3O
InChI key
JKQOBWVOAYFWKG-UHFFFAOYSA-N
Analysis Note
Assay (precipitative titration): ≥ 99.5 %
Chloride (Cl): ≤ 0.002 %
Phosphate, Arsenate, Silicate (as PO₄): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.005 %
Fe (Iron): ≤ 0.0005 %
NH₄ (Ammonium): ≤ 0.005 %
Pb (Lead): ≤ 0.001 %
Chloride (Cl): ≤ 0.002 %
Phosphate, Arsenate, Silicate (as PO₄): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.005 %
Fe (Iron): ≤ 0.0005 %
NH₄ (Ammonium): ≤ 0.005 %
Pb (Lead): ≤ 0.001 %
Legal Information
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
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Signal Word
Warning
Hazard Codes
Precautionary Statements
Hazard Classifications
Carc. 2 - Eye Irrit. 2 - STOT SE 3
Target Organs
Respiratory system
Storage Class
13 - Non Combustible Solids
WGK
WGK 1
Flash Point (°F)
Not applicable
Flash Point (°C)
Not applicable
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