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Merck

S6672

Sigma-Aldrich

Sodium thiosulfate pentahydrate

BioXtra, ≥99.5%

Sinónimos:

Disodium thiosulfate pentahydrate, Na2S2O3 · 5H2O

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About This Item

Fórmula lineal:
Na2S2O3 · 5H2O
Número de CAS:
Peso molecular:
248.18
Número CE:
Número MDL:
Código UNSPSC:
12352302
ID de la sustancia en PubChem:
NACRES:
NA.25
Ensayo:
≥99.5%
solubilidad:
H2O: 1 M, clear, colorless

Línea del producto

BioXtra

Nivel de calidad

Ensayo

≥99.5%

impurezas

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

solubilidad

H2O: 1 M, clear, colorless

trazas de anión

sulfate (SO42-): ≤0.2%

trazas de catión

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%

cadena SMILES

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

Clave InChI

PODWXQQNRWNDGD-UHFFFAOYSA-L

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Aplicación


  • 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).

Código de clase de almacenamiento

13 - Non Combustible Solids

Clase de riesgo para el agua (WGK)

WGK 1

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable

Equipo de protección personal

Eyeshields, Gloves, type N95 (US)


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