Magnesium oxide

Quality Level

300

product line

EMSURE^®

Assay

≥97% (complexometric)

form

solid

impurities

≤0.1% Substances insoluble in hydrochloric acid
≤0.5% Substances soluble in water

loss

≤3% loss on ignition 1000 °C

pH

10.3 (20 °C in H₂O saturated solution)

bp

3600 °C/1000 hPa

mp

2800 °C

density

3.58 g/cm³ at 25 °C

bulk density

100 kg/m³

anion traces

carbonate (CO₃^2-): ≤1.5% (as CO₂)
chloride (Cl^–): ≤0.01%
sulfate (SO₄^2-): ≤0.02%

cation traces

Ba + Sr (as Ba): ≤0.005%
Ca: ≤0.10%
Cu: ≤0.001%
Fe: ≤0.005%
K: ≤0.005%
Na: ≤0.30%
Pb: ≤0.001%
Zn: ≤0.0005%

storage temp.

no temp limit

InChI

1S/Mg.O

InChI key

CPLXHLVBOLITMK-UHFFFAOYSA-N