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1.00403

Molybdenum(VI) oxide

for analysis EMSURE®

Synonym(s):

Molybdenum(VI) oxide, Molybdenum trioxide, Molybdic acid anhydrous, Molybdic anhydride

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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
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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 %

Legal Information

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


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Pictograms

Health hazardExclamation mark

Signal Word

Warning

Hazard Codes

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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