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63138 Sigma

Magnesium sulfate heptahydrate

BioUltra, ≥99.5% (KT)

Synonym: Epsom salts

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Properties

Related Categories Molecular Biology, Optimization Reagents, Protein Structural Analysis, Proteomics, X-Ray Crystallography More...
vapor density   <0.01 (vs air)
vapor pressure   <0.1 mmHg ( 20 °C)
InChI Key   WRUGWIBCXHJTDG-UHFFFAOYSA-L
product line   BioUltra
assay   ≥99.5% (KT)
impurities   insoluble matter, passes filter test
  ≤0.002% total nitrogen (N)
pH   5.0-8.0 (25 °C, 1 M in H2O)
solubility   H2O: soluble1 M at 20 °C, clear, colorless
anion traces   chloride (Cl-): ≤5 mg/kg
cation traces   Al: ≤5 mg/kg
  As: ≤0.1 mg/kg
  Ba: ≤5 mg/kg
  Bi: ≤5 mg/kg
  Ca: ≤10 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤1 mg/kg
  K: ≤10 mg/kg
  Li: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Mo: ≤5 mg/kg
  Na: ≤10 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Sr: ≤5 mg/kg
  Zn: ≤5 mg/kg
λ   1 M in H2O
UV absorption   λ: 260 nm Amax: 0.010
  λ: 280 nm Amax: 0.010

Description

Other Notes

Component of Earle′s balanced salt solution; Component of Hanks′ balanced salt solution; Component of plant cell-culture media and of culture media for microorganisms.; Purification of CAP, catabolite gene activator; In the preparation of spheroplasts from E. coli K38

Price and Availability

Suggested Laboratory Gloves


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Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
1
RTECS 
OM4508000
Protocols & Articles
Peer-Reviewed Papers
15

References

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