S6672

Sodium thiosulfate pentahydrate

BioXtra, ≥99.5%

• Synonym(s): Disodium thiosulfate pentahydrate, Na₂S₂O₃ · 5H₂O
• Linear Formula: Na₂S₂O₃ · 5H₂O
• CAS Number: 10102-17-7
• Molecular Weight: 248.18
• EC Number: 231-867-5
• MDL number: MFCD00149186
• UNSPSC Code: 12352302
• PubChem Substance ID: 24899719
• NACRES: NA.25

Properties

• product line: BioXtra
• Quality Level: 200
• assay: ≥99.5%
• impurities: ≤0.0005% Phosphorus (P); ≤0.005% Insoluble matter
• solubility: H₂O: 1 M, clear, colorless
• anion traces: sulfate (SO₄^2-): ≤0.2%
• cation traces: Al: ≤0.0005%; Ca: ≤0.0005%; Cu: ≤0.0005%; Fe: ≤0.0005%; K: ≤0.005%; Mg: ≤0.0005%; NH₄⁺: ≤0.05%; Pb: ≤0.001%; Zn: ≤0.0005%
• 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

Application

• Preparation and characterization of sodium thiosulfate pentahydrate/expanded graphite phase change energy storage composites.: The research addresses issues such as high supercooling and phase separation in sodium thiosulfate pentahydrate by adding expanded graphite, significantly improving its thermal properties for energy storage applications (Lu et al., 2020).


• Surface free energy analysis for stable supercooling of sodium thiosulfate pentahydrate with microcosmic-visualized methods.: This paper presents a detailed analysis of supercooling stability in sodium thiosulfate pentahydrate, employing microcosmic-visualized methods to enhance its application in thermal energy storage systems (Peng et al., 2020).

Safety Information

• 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)