13138
Sigma-Aldrich

Magnesium oxide

puriss., meets analytical specification of Ph. Eur., BP, USP, FCC, E 530, light, 98.0-100.5% (calc. for dried substance)

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Molecular Formula

MgO

Molecular Weight

40.30

CAS Number

1309-48-4

MDL number

MFCD00011109

PubChem Substance ID

24848009

EG/EC Number

215-171-9

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Descriptions

Other Notes

This former Riedel-de Haën product is now being offered as Sigma-Aldrich brand. During the transition, you still may receive the Riedel product. The rebranding has no impact on product performance or quality. For further information see www.sigma-aldrich.com/rebranding. Printing link to product rebranding statement.

Properties

grade

puriss.

assay

98.0-100.5% (calc. for dried substance)

quality

meets analytical specification of Ph. Eur., BP, USP, FCC, E 530

filling volume

6.7-10 mL/g

total impurities

free alkali, in accordance

residual solvents, complies

soluble salts, in accordance

≤0.002% heavy metals (as Pb)

≤0.1% insoluble in HCl

≤0.1% insoluble in acetic acid

≤1% water-soluble matter

loss

≤5% loss on ignition

2852 °C(lit.)

anion traces

chloride (Cl^-): ≤500 mg/kg

sulfate (SO₄^2-): ≤5000 mg/kg

cation traces

As: ≤2 mg/kg

Ca: ≤1%

Cu: ≤10 mg/kg

Fe: ≤200 mg/kg

Pb: ≤4 mg/kg

Zn: ≤10 mg/kg

suitability

passes test for appearance of solution

References

Merck

Merck 13,5700

Fieser

Fieser 1,633 / Fieser 2,256 / Fieser 7,221 / Fieser 16,200

reference

Corp MSDS 1 (2), 2180:C / RegBook 1 (3), 3273:F / Sax 6, 1724

Safety

WGK Germany

RTECS

OM3850000

Related Categories

... Catalysis and Inorganic Chemistry > Magnesium

... Oxides > Magnesium

MSDS

Certificate of Analysis

More Information