72049
Sodium thiosulfate
purum p.a., anhydrous, ≥98.0% (RT)
Manufacturer: Sigma Aldrich
CAS Number: 7772-98-7
Select a Size
| Pack Size | SKU | Availability | Price |
|---|---|---|---|
| 250 G | 72049-250-G | In Stock | ₹ 2,511.40 |
| 1 KG | 72049-1-KG | In Stock | ₹ 7,003.78 |
72049 - 250 G
In Stock
Quantity
1
Base Price: ₹ 2,511.40
GST (18%): ₹ 452.052
Total Price: ₹ 2,963.452
Quality Level
200
grade
purum p.a.
Assay
≥98.0% (RT)
form
crystals
pH
6.0-8.5 (25 °C, 50 mg/mL in H2O)
anion traces
sulfide (S2-): ≤50 mg/kg
cation traces
Ca: ≤50 mg/kgCd: ≤50 mg/kgCo: ≤50 mg/kgCu: ≤50 mg/kgFe: ≤50 mg/kgK: ≤500 mg/kgNi: ≤50 mg/kgPb: ≤50 mg/kgZn: ≤50 mg/kg
SMILES string
[Na+].[Na+].[O-]S([O-])(=O)=S
InChI
1S/2Na.H2O3S2/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
InChI key
AKHNMLFCWUSKQB-UHFFFAOYSA-L
Other Options
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Description
- 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.[1]
- Application: Sodium thiosulfate (Na2S2O3) may be used in the following studies:Industrial synthesis of methylene blue.[2]Quantitative estimation of elemental iodine by titrimetry.[3]Detection of trace levels of cysteine by employing triangular silver nanoplates (TAg-NPs).[4]
SAFETY INFORMATION
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable