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63142

Sigma-Aldrich

Magnesium sulfate heptahydrate

purum p.a., ≥99.0% (T)

Synonym(s):

Epsom salts

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About This Item

Linear Formula:
MgSO4 · 7H2O
CAS Number:
10034-99-8
Molecular Weight:
246.47
EC Number:
231-298-2
MDL number:
MFCD00149785
UNSPSC Code:
12352302
PubChem Substance ID:
329759795
assay:
≥99.0% (T)

vapor density

<0.01 (vs air)

vapor pressure

<0.1 mmHg ( 20 °C)

grade

purum p.a.

assay

≥99.0% (T)

pH

5.0-8.0 (25 °C, 50 mg/mL in H2O)

anion traces

chloride (Cl-): ≤100 mg/kg

cation traces

Ca: ≤200 mg/kg
Cd: ≤50 mg/kg
Co: ≤50 mg/kg
Cu: ≤50 mg/kg
Fe: ≤50 mg/kg
K: ≤200 mg/kg
Na: ≤100 mg/kg
Ni: ≤50 mg/kg
Pb: ≤50 mg/kg
Zn: ≤50 mg/kg

SMILES string

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

InChI

1S/Mg.H2O4S.7H2O/c;1-5(2,3)4;;;;;;;/h;(H2,1,2,3,4);7*1H2/q+2;;;;;;;;/p-2

InChI key

WRUGWIBCXHJTDG-UHFFFAOYSA-L

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Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
BCCM1149
BCCJ7160
BCCG8723
BCCD6447
BCCC0578

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ESR studies of (Cu(H2O)6)2+ in magnesium sulfate heptahydrate.
Radhakrishna S and Bhaskar Rao T.
Journal of Magnetic Resonance, 32(1), 71-81 (1978)
Sulfates on Mars: A systematic Raman spectroscopic study of hydration states of magnesium sulfates.
Wang A, et al.
Geochimica et Cosmochimica Acta, 70(24), 6118-6135 (2006)
Ran D Goldman et al.
Pediatrics, 132(6), e1634-e1641 (2013-11-28)
Vaso-occlusive episodes (VOEs) are the most common complication of sickle cell disease in children. Treatment with magnesium seems to improve cellular hydration and may result in reduced vaso-occlusion. This study aimed to determine if intravenous (IV) magnesium sulfate (MgSO4) reduces
Oluwakemi Badaki-Makun et al.
Pediatric blood & cancer, 61(6), 1049-1054 (2014-01-21)
Multiple recent Sickle Cell Disease studies have been terminated due to poor enrollment. We developed methods to overcome past barriers and utilized these to study the efficacy and safety of intravenous magnesium for vaso-occlusive crisis (VOC). We describe the methods
E S Bain et al.
BJOG : an international journal of obstetrics and gynaecology, 121(5), 595-603 (2014-01-07)
To evaluate a slower (compared with a standard) infusion rate of the loading dose of magnesium sulphate for preterm fetal neuroprotection as a strategy to reduce maternal adverse effects. Randomised controlled trial. South Australian maternity hospital. Fifty-one women at <30
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