Description
Sodium thiosulfate pentahydrate, 2.5K
crystalline, EMPROVE® ESSENTIAL, Ph. Eur., BP, JP, USP
Synonym(s):
Sodium thiosulfate pentahydrate, Antichlor
Empirical Formula (Hill Notation):
Na2O3S2 · 5H2O
CAS Number:
10102-17-7
Molecular Weight:
248.18
MDL number:
MFCD00149186
UNSPSC Code:
12352302
EC Index Number:
231-867-5
Properties
agency
BP
JP
Ph. Eur.
USP
Quality Level
500
product line
EMPROVE® ESSENTIAL
form
crystalline
solid
pH
6.0-7.5 (20 °C, 100 g/L in H2O)
mp
48 °C
density
1.74 g/cm3 at 20 °C
application(s)
liquid formulation
pharmaceutical
semi-solid formulation
solid formulation
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
General description
Finding the right excipient that matches your needs as well as regulatory demands can be a complicated challenge in formulation. With our application know-how and regulatory expertise, we support you in every step of development, scale-up, and production.
As part of our Emprove® Program, our raw materials are offered with extensive documentation facilitating compliance of your pharma and biopharma product, full supply chain transparency and risk mitigation. Our SAFC® portfolio of high-quality products for biopharmaceutical and pharmaceutical formulation and production withstands strict quality control procedures and is produced according to applicable cGMP guidelines.
As part of our Emprove® Program, our raw materials are offered with extensive documentation facilitating compliance of your pharma and biopharma product, full supply chain transparency and risk mitigation. Our SAFC® portfolio of high-quality products for biopharmaceutical and pharmaceutical formulation and production withstands strict quality control procedures and is produced according to applicable cGMP guidelines.
Application
Sodium thiosulfate pentahydrate is used as an antioxidant and chelating agent in pharmaceutical formulations and cosmetics.
Legal Information
Emprove is a registered trademark of Merck KGaA, Darmstadt, Germany
SAFC is a registered trademark of Merck KGaA, Darmstadt, Germany
Safety Information
wgk_germany
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable