Sodium thiosulfate - purum p.a. - anhydrous - more than or equal to 98.0% (RT)

Code: 72049-1KGSIG D2-231

Application

Sodium thiosulfate (Na2S2O3) may be used in the following studies:Industrial synthesis of methylene blue.Quantitative estimation ...


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€93.53 1KG
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Application

Sodium thiosulfate (Na2S2O3) may be used in the following studies:Industrial synthesis of methylene blue.Quantitative estimation of elemental iodine by titrimetry.Detection of trace levels of cysteine by employing triangular silver nanoplates (TAg-NPs).

General description

The product is anhydrous sodium thiosulfate (Na2S2O3). It can be obtained from Na2S2O3.10H2O by heating above 100°C. It can be synthesized from sodium sulfate.

anion tracessulfide (S2-): ≤50 mg/kg
assay≥98.0% (RT)
cation tracesFe: ≤50 mg/kg, Cd: ≤50 mg/kg, Cu: ≤50 mg/kg, Pb: ≤50 mg/kg, Co: ≤50 mg/kg, K: ≤500 mg/kg, Zn: ≤50 mg/kg, Ca: ≤50 mg/kg, Ni: ≤50 mg/kg
formcrystals
gradepurum p.a.
InChI keyAKHNMLFCWUSKQB-UHFFFAOYSA-L
InChI1S/2Na.H2O3S2/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
pH6.0-8.5 (25 °C, 50 mg/mL in H2O)
Quality Level200
SMILES string[Na+].[Na+].[O-]S([O-])(=O)=S
Cas Number7772-98-7
This product has met the following criteria to qualify for the following awards:



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