204447
Sodium sulfate
≥99.99% trace metals basis
Synonym(s):
Bisodium sulfate, Dibasic sodium sulfate, Disodium sulfate
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About This Item
Linear Formula:
Na2SO4
CAS Number:
Molecular Weight:
142.04
EC Number:
MDL number:
UNSPSC Code:
12352302
eCl@ss:
38030405
PubChem Substance ID:
NACRES:
NA.23
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Quality Level
Assay
≥99.99% trace metals basis
form
powder
impurities
≤100.0 ppm Trace Metal Analysis
mp
884 °C (lit.)
solubility
ethanol: insoluble(lit.)
density
2.68 g/mL at 25 °C (lit.)
SMILES string
[Na+].[Na+].[O-]S([O-])(=O)=O
InChI
1S/2Na.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
InChI key
PMZURENOXWZQFD-UHFFFAOYSA-L
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Application
Sodium sulfate can be used to prepare aqueous solutions for various electrochemical reactions such as direct nitrate electroreduction and to study carrier transfer in Mn-oxide/Nb: SrTiO3 photoelectrode. It can also be used as a solvent to fabricate heat storage materials such as silica gel–sodium sulfate composites.
Storage Class Code
13 - Non Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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