Name: Sodium thiosulfate pentahydrate
Brand: VETEC

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About This Item

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:

329830216

Assay:

98.5-101.5% (iodometric)

Grade:

reagent grade

Form:

crystalline powder
crystals
pellets

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grade

reagent grade

product line

Vetec^™

Assay

98.5-101.5% (iodometric)

form

crystalline powder
crystals
pellets

pH

6-7.5 (25 °C, 5% in water)

anion traces

sulfate (SO₄^2-): ≤0.1%

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

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Legal Information

Vetec is a trademark of Merck KGaA, Darmstadt, Germany

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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