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12669

Sigma-Aldrich

Potassium thiosulfate

≥95%

Sinónimos:

Dipotassium thiosulfate, Thiosulfuric acid (H2S2O3), potassium salt (1:2), Thiosulfuric acid, dipotassium salt

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About This Item

Fórmula lineal:
K2S2O3
Número de CAS:
10294-66-3
Peso molecular:
190.32
EC Number:
233-666-8
MDL number:
MFCD00036292
UNSPSC Code:
12352302
PubChem Substance ID:
57647019
NACRES:
NA.22

Quality Level

100

assay

≥95%

form

solid

SMILES string

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

InChI

1S/2K.H2O3S2/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2

InChI key

FGRVOLIFQGXPCT-UHFFFAOYSA-L

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Application

Potassium thiosulfate can be used:
  • For the preparation of aqueous biphasic systems (ABS) for the extraction of organic compounds.
  • For the synthesis of polyacrylonitrile nanoparticles by dispersion/emulsion polymerization.
  • As a reagent for the pretreatment of graphite powder to synthesize graphene oxide from it by Hummers′ method.
  • As an initiator to synthesize organosilicon-based adsorbent to remove iron from crude phosphoric acid.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificados de análisis (COA)

Lot/Batch Number
WXBF4273V
STBK5833
STBK3749
STBJ7017
STBJ1525

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Ying Chen et al.
Ecotoxicology and environmental safety, 189, 109929-109929 (2019-11-14)
Sewage treatment plants effectively remove silver (Ag) from sewage. Sewage sludge can therefore be important Ag sinks, polluting the environment with this element. In this work, we report a nation-wide survey on the Ag content of sewage sludge in China
Chemical studies on the removal of iron from crude phosphoric acid using an organosilicon compound.
Soliman MH, et al.
Journal of Chemistry, 6(S1), S329-S341 (2009)
Ruijun Qin et al.
Chemosphere, 72(4), 558-563 (2008-04-29)
Plastic tarps are commonly used in raised bed strawberry production to minimize emissions of preplant soil fumigants and are left in place throughout the growing season as part of the standard cultural practices. Soil amendments with chemicals such as thiosulfate
Chao Hou et al.
Physical chemistry chemical physics : PCCP, 19(35), 24126-24134 (2017-08-25)
A multilayered architecture including a thin Au film supporting an X-shaped nanohole array and a thick continuous Au film separated by a Cytop dielectric layer is reported in this work. Long-range surface plasmon resonance (LR-SPR) was generated at the top
C T Perciani et al.
Journal of clinical laboratory analysis, 21(3), 201-206 (2007-05-18)
The methods currently used to determine the immunoglobulin avidity index (AI) require the choice of a reference point in the ELISA titration curve. Since both curves, with and without denaturating reagents, seldom run in parallel, the AI value becomes highly
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