Magnesium SulfateHepta hydrate

Magnesium SulfateHepta hydrate

Basic introduction

Magnesium sulfate or anhydrous magnesium sulfate is a compound containing magnesium. Anhydrous magnesium sulfate is a common chemical reagent and drying reagent. However, magnesium sulfate often refers to magnesium sulfate heptahydrate, because it is not easy to deliquesce, and it is easier to weigh than anhydrous magnesium sulfate, which is convenient for quantitative control in industry.

EINECS login No.: 231-298-2

CAS login No.: 10034-99-8

Molecular weight: 246.47

chemical formula：MgSO₄·7H₂O

Alias: bitter sulfur; Bitter salt; Purgative salt; epsom salts

Physical and chemical properties

Appearance and properties: transparent, odourless solid

Steam pressure: 3.35e-05mmhg at 25 ° C

Steam density: <0.01 (vs air)

Melting point: 1124 ° C

Boiling point: 330 º C at 760 mmHg

Density: 2.66g/cm ³