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35645 Sodium thiosulfate, 0.1N Standardized Solution

CAS Number
7772-98-7
Synonyms

Stock No. Size Price ($) Quantity Availability
35645-K2 1L 33.60
35645-K7 4L 76.50
35645-M4 20L 119.00
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Sodium thiosulfate, 0.1N Standardized Solution

MDL
MFCD00003499
EINECS
231-867-5

Chemical Properties

Formula
Na2O3S2
Formula Weight
158.10
Form
Liquid
Storage & Sensitivity
Ambient temperatures.
Solubility
Immiscible with alcohol.

Applications

Sodium thiosulfate, 0.1N standardized solution is used in volumetric analysis to estimate the concentration of certain compounds in solution (hydrogen peroxide) as well as chlorine content in bleaching powder and water. It is used as a titrant in iodometry.

Notes

Hygroscopic. Incompatible with strong acids, strong oxidizing agents, iodine and mercury.

Literature References

Hou, X. Y.; Chen, S.; Tang, J.; Long, Y. F. Visual determination of trace Cysteine based on promoted corrosion of triangular silver nanoplates by sodium thiosulfate. Spectrochim. Acta A Mol. Biomol. Spectrosc. 2014, 125, 285-289.

Hou, X.; Chen, S.; Tang, J.; Xiong, Y.; Long, Y. Silver nanoplates-based colorimetric iodide recognition and sensing using sodium thiosulfate as a sensitizer. Anal. Chim. Acta 2014, 825, 57-62.

Other References

Harmonized Tariff Code
2832.30
TSCA
Yes

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