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497266

Sigma-Aldrich

Silver sulfate

≥99.99%

Synonym(s):

Disilver sulfate, Sulfuric acid disilver(I) salt

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About This Item

Linear Formula:
Ag2SO4
CAS Number:
Molecular Weight:
311.80
EC Number:
MDL number:
UNSPSC Code:
12352300
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

≥99.99%

reaction suitability

core: silver
reagent type: catalyst

impurities

≤0.02% insolubles
<100 ppm total metallic impurities

mp

652 °C (lit.)

anion traces

nitrate (NO3-): ≤0.001%

cation traces

Fe: ≤0.001%

SMILES string

[Ag+].[Ag+].[O-]S([O-])(=O)=O

InChI

1S/2Ag.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2

InChI key

YPNVIBVEFVRZPJ-UHFFFAOYSA-L

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General description

Silver sulfate is an inorganic compound that can be used as a catalyst, precursor, and oxidant in various reactions.

Application

Silver sulfate can be used as a:
  • Precursor in the synthesis of silver nanowire arrays.
  • Catalyst in the synthesis of poly-styrene sulfonic acid (PSSA) from Styrofoam (polystyrene) by sulfonation reaction.

pictograms

CorrosionEnvironment

signalword

Danger

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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