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SHEET /m/magnesium-sulfate · PubChem CID 24083 · CAS 7487-88-9 · REV 2026.07

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Magnesium sulfate

from source

MgO4S · 120.37 g/mol

epsom salt · english salt · Sal Angalis · Sal De sedlitz

What is Magnesium sulfate?

Epsom salt, the bitter crystal dissolved in a bath. It is also what makes a hard-water stain and, in agriculture, a magnesium fertilizer. from source

CategoryNutrient
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Fig. 1 · 2D structure RDKit

SMILES[O-]S(=O)(=O)[O-].[Mg+2]

Toxicity & hazards

Toxicity · LD50

645 mg/kg · low toxicity · LD50 mouse other from source

1 more reported value
  • 1,200 mg/kgLD50 · other · rat
WarningIrritantH302, H312, H332from source

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Where Magnesium sulfate leads

Sources & methodology

PubChem CID
24083
Wikidata
Q288266
Structure
PubChem → RDKit
LD50
PubChem
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