Merck
All Photos(3)

M5921

Sigma-Aldrich

Magnesium sulfate heptahydrate

BioXtra, ≥99.0%

Synonym(s):
Epsom salts
Linear Formula:
MgSO4 · 7H2O
CAS Number:
Molecular Weight:
246.47
EC Number:
MDL number:
eCl@ss:
38030409
PubChem Substance ID:
NACRES:
NA.25

vapor density

<0.01 (vs air)

Quality Level

vapor pressure

<0.1 mmHg ( 20 °C)

product line

BioXtra

assay

≥99.0%

impurities

≤0.0005% Phosphorus (P)
≤0.005% Insoluble matter

solubility

H2O: 1 M, clear, colorless

cation traces

Al: ≤0.0005%
Ca: ≤0.01%
Cu: ≤0.0005%
Fe: ≤0.0005%
K: ≤0.005%
Mn: ≤0.0005%
NH4+: ≤0.002%
Na: ≤0.005%
Pb: ≤0.0005%
Sr: ≤0.005%
Zn: ≤0.0005%

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

Looking for similar products? Visit Product Comparison Guide

Related Categories

General description

Magnesium sulfate heptahydrate is hydroscopic and is vulnerable to warm temperatures.

Application

Magnesium sulfate heptahydrate has been used:
  • as a component in Kreb′s Ringer buffer
  • as a component in minimal medium to culture Ralstonia solanacearum
  • in the preparation of maceration solution for Lamb′s lettuce cell isolation and isotonic glucose buffer

Packaging

500 g in poly bottle
1 kg in poly bottle

Biochem/physiol Actions

Magnesium sulfate heptahydrate is used as a source of magnesium in foliar application of fertilizers to plants.

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service