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About This Item
Empirical Formula (Hill Notation):
K2O5S2
CAS Number:
Molecular Weight:
222.32
MDL number:
UNSPSC Code:
12352302
E Number:
E224
EC Index Number:
240-795-3
Quality Level
form
solid
pH
3.0-4.5 (20 °C, 50 g/L in H2O)
mp
150 °C (decomposition)
application(s)
pharma/biopharma processes
storage temp.
15-25°C
SMILES string
[K+].[K+].[S](=O)(=O)([S](=O)[O-])[O-]
InChI
1S/2K.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)/q2*+1;/p-2
InChI key
RWPGFSMJFRPDDP-UHFFFAOYSA-L
General description
We offer a range of high quality critical raw materials plus the documentation and expertise to help our customers meet stringent regulatory requirements. Our SAFC® portfolio of high-quality products withstands strict quality control procedures.
Application
Potassium disulfite shows preservative and antioxidant properties. Potassium disulfite E224 is suitable for use in pharmaceutical processes and as food additive.
Legal Information
Emprove is a registered trademark of Merck KGaA, Darmstadt, Germany
SAFC is a registered trademark of Merck KGaA, Darmstadt, Germany
Signal Word
Danger
Hazard Statements
Precautionary Statements
Hazard Classifications
Eye Dam. 1
Supplementary Hazards
Storage Class Code
11 - Combustible Solids
WGK
WGK 1
Certificates of Analysis (COA)
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