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72048 Sigma-Aldrich

Sodium thiosulfate pentahydrate

BioUltra, crystallized, ≥99.5% (RT)

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Properties

Related Categories Alphabetical, Biochemicals and Reagents, Denaturation, Disulfide Bridge Cleavage Reagents
product line   BioUltra
assay   ≥99.5% (RT)
quality   crystallized
impurities   insoluble matter, passes filter test
  ≤0.002% total nitrogen (N)
pH   6.0-7.5 (25 °C, 1 M in H2O)
solubility   H2O: 1 M at 20 °C, clear, colorless
anion traces   chloride (Cl-): ≤50 mg/kg
  sulfate, sulfite (as SO42-): ≤500 mg/kg
  sulfide (S2-): ≤1 mg/kg
cation traces   Al: ≤5 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: ≤50 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   cut-off at 289 nm in H2O at 1 M
SMILES string   O.O.O.O.O.[Na+].[Na+].[O-]S([O-])(=O)=S
InChI   1S/2Na.H2O3S2.5H2O/c;;1-5(2,3)4;;;;;/h;;(H2,1,2,3,4);5*1H2/q2*+1;;;;;;/p-2
InChI key   PODWXQQNRWNDGD-UHFFFAOYSA-L

Description

Other Notes

Preparation of modified agarose gels containing thiol groups. Converts the introduced epoxide groups into S-alkyl-thiosulfate structures; Assay of cytochrome c3; A component of culture media for detecting thiosulfate-reducing bacteria.

Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
1

Documents

Certificate of Analysis (COA)

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Protocols & Articles
Peer-Reviewed Papers
15

References

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