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Sigma-Aldrich

Magnesium oxide

BioUltra, ≥97.0% (calcined substance, KT)

Synonyme(s) :

Magnesia, MgO

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About This Item

Formule linéaire :
MgO
Numéro CAS:
1309-48-4
Poids moléculaire :
40.30
Numéro CE :
215-171-9
Numéro MDL:
MFCD00011109
Code UNSPSC :
12352303
ID de substance PubChem :
329759781
Nomenclature NACRES :
NA.25

Gamme de produits

BioUltra

Niveau de qualité

200

Pureté

≥97.0% (calcined substance, KT)

Impuretés

insoluble matter, passes filter test
≤0.002% total nitrogen (N)

Perte

≤3% loss on ignition, 900 °C

Pf

2852 °C (lit.)

Solubilité

5 M HCl: 0.1 M at 20 °C, clear, colorless

Traces d'anions

chloride (Cl-): ≤100 mg/kg
sulfate (SO42-): ≤10 mg/kg

Traces de cations

Al: ≤20 mg/kg
As: ≤0.1 mg/kg
Ba: ≤10 mg/kg
Bi: ≤10 mg/kg
Ca: ≤500 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤50 mg/kg
K: ≤50 mg/kg
Li: ≤50 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤2000 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤20 mg/kg
Zn: ≤5 mg/kg

λ

0.1 M in 5 M HCl

Absorption UV

λ: 260 nm Amax: ≤0.040
λ: 280 nm Amax: ≤0.025

Chaîne SMILES 

O=[Mg]

InChI

1S/Mg.O

Clé InChI

CPLXHLVBOLITMK-UHFFFAOYSA-N

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Application

Magnesium oxide is used as a dietary supplement to study its effects on processes such as the rate of calcium uptate and ATPase activity. MgO is used in the development of various nanoparticles.

Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 1

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable

Équipement de protection individuelle

Eyeshields, Gloves, type N95 (US)

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Certificats d'analyse (COA)

Lot/Batch Number
BCCG6788
BCCB7432
BCCF0074
BCBX5396
BCBX4326

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Adsorbed molecules are involved in many reactions on solid surface that are of great technological importance. As such, there has been tremendous effort worldwide to learn how to predict reaction rates and equilibrium constants for reactions involving adsorbed molecules. Theoretical
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Ceramic filters, working on the depth filtration principle, are known to improve drinking water quality by removing human pathogenic microorganisms from contaminated water. However, these microfilters show no sufficient barrier for viruses having diameters down to 20 nm. Recently, it
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Journal of chromatography. A, 1257, 141-148 (2012-08-22)
Inverse gas chromatography (IGC) was applied at infinite dilution to evaluate the surface properties of calcium and magnesium oxide nanoparticles and the effect of surface grafted unsaturated carboxylic acid on the nanopowder donor-acceptor characteristics. The dispersive components (γ(s)(D)) of the
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