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71295 Sigma

Sodium benzoate

BioUltra, ≥99.5% (NT)

Synonym: Benzoic acid sodium salt

  • CAS Number 532-32-1

  • Linear Formula C6H5COONa

  • Molecular Weight 144.10

  •  Beilstein Registry Number 3572467

  •  EC Number 208-534-8

  •  MDL number MFCD00012463

  •  PubChem Substance ID 57652282

  •  eCl@ss 39024301

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Properties

Related Categories Molecular Biology, Optimization Reagents, Protein Structural Analysis, Proteomics, X-Ray Crystallography More...
InChI Key   WXMKPNITSTVMEF-UHFFFAOYSA-M
product line   BioUltra
assay   ≥99.5% (NT)
impurities   insoluble matter, passes filter test
loss   ≤0.5% loss on drying, 20 °C (HV)
pH   7.0-8.5 (25 °C, 1 M in H2O)
mp   >300 °C(lit.)
solubility   H2O: soluble1 M at 20 °C, clear, colorless
anion traces   chloride (Cl-): ≤50 mg/kg
  sulfate (SO42-): ≤50 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: ≤5 mg/kg
  K: ≤200 mg/kg
  Li: ≤5 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Mo: ≤5 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Sr: ≤5 mg/kg
  Zn: ≤5 mg/kg
absorption   absorption1M/295 nm, H2O cut-off

Description

Other Notes

Preservative mostly for food products. The effect is best exhibited in slightly acidic media, no effect in basic media; Exhibits fungicidal activity in pharmaceutical preparations

Price and Availability


Laboratory Gloves

Amplified Detection
Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
RIDADR 
NONH for all modes of transport
WGK Germany 
1
RTECS 
DH6650000
Flash Point(F) 
>212 °F
Flash Point(C) 
>100 °C
Protocols & Articles
Peer-Reviewed Papers
15

References

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