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Sodium thiosulfate pentahydrate

SIAL/S6672 - BioXtra, ≥99.5%

Synonym: Disodium thiosulfate pentahydrate; Na2S2O3 · 5H2O

CAS Number: 10102-17-7
Empirical Formula (Hill Notation): Na2O3S2 · 5H2O
Molecular Weight: 248.18
EC Number: 231-867-5
MDL Number: MFCD00149186
Linear Formula: Na2S2O3 · 5H2O
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-S6672-500G 500 g
 $115.00
1/EA		 Add To Favorites
45-S6672-1KG 1 kg
 $206.00
1/EA		 Add To Favorites
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.

This image depicts SKU: S6672-500G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.

This image depicts SKU: S6672-1KG

 

anion traces sulfate (SO42-): ≤0.2%
assay ≥99.5%
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%
impurities ≤0.0005% Phosphorus (P)
  ≤0.005% Insoluble matter
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
product line BioXtra
Quality Level 200 
SMILES string O.O.O.O.O.[Na+].[Na+].[O-]S([O-])(=O)=S
solubility H2O: 1 M, clear, colorless
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 ).
Packaging: 1 kg in poly bottle
Packaging: 500 g in poly bottle
RIDADR NONH for all modes of transport
WGK Germany WGK 1
Flash Point(F) Not applicable
Flash Point(C) Not applicable
Purity ≥99.5%
UNSPSC 12352302

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