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Merck
CN

1.00401

Molybdenum(VI) oxide

extra pure

Synonym(s):

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

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About This Item

CAS Number:
1313-27-5
Molecular Weight:
143.94
EC Index Number:
215-204-7
UNSPSC Code:
12352303
MDL number:
MFCD00003469
Assay:
≥99.0% (precipitation titration)
Form:
solid
Solubility:
0.49 g/L

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Product Name

Molybdenum(VI) oxide, extra pure

cation traces

Fe: ≤0.002%
N: ≤0.001%
NH4+: ≤0.01%

InChI

1S/Mo.3O

InChI key

JKQOBWVOAYFWKG-UHFFFAOYSA-N

assay

≥99.0% (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-): ≤0.005%
phosphate, silicate, arsenate (as PO43-): ≤0.002%
sulfate (SO42-): ≤0.01%

storage temp.

2-30°C

Quality Level

200

Analysis Note

Assay (precipitative titration)≥ 99.0 %Chloride (Cl)≤ 0.005 %Phosphate, Arsenate, Silicate (as PO₄)≤ 0.002 %Sulfate (SO₄)≤ 0.01 %Fe (Iron)≤ 0.002 %NH₄ (Ammonium)≤ 0.01 %

General description

extra pure

pictograms

Exclamation markHealth hazard
GHS07,GHS08

signalword

Warning

Hazard Classifications

Carc. 2 - Eye Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

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