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Sodium thiosulfate pentahydrate

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Synonym(s):
Sodium thiosulfate pentahydrate, Antichlor
Empirical Formula (Hill Notation):
Na2O3S2 · 5H2O
CAS Number:
Molecular Weight:
248.18
MDL number:
UNSPSC Code:
12352302
EC Index Number:
231-867-5

Quality Level

form

solid

pH

6.0-7.5 (20 °C, 100 g/L in H2O)

mp

48 °C

solubility

701 g/L

density

1.74 g/cm3 at 20 °C

application(s)

pharma/biopharma processes

storage temp.

2-30°C

InChI

1S/2Na.H2O3S2.5H2O/c;;1-5(2,3)4;;;;;/h;;(H2,1,2,3,4);5*1H2/q2*+1;;;;;;/p-2

InChI key

PODWXQQNRWNDGD-UHFFFAOYSA-L

Related Categories

Application

Sodium thiosulfate pentahydrate is used as antioxidant or chelating agent and is suitable for use in pharmaceutical processes.

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificates of Analysis (COA)

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