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MilliporeSigma

1.06652

SAFC

Sodium sulfite

EMPROVE® ESSENTIAL, Ph. Eur., BP, NF, E 221

Pharma Manufacturing

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Linear Formula:
Na2SO3
CAS Number:
Molecular Weight:
126.04
MDL number:
UNSPSC Code:
12352302
E Number:
E221
EC Index Number:
231-821-4

agency

BP
NF
Ph. Eur.

Quality Level

product line

EMPROVE® ESSENTIAL

form

solid

pH

8.8-10 (20 °C, 50 g/L in H2O)

mp

>500 °C (decomposition)

solubility

220 g/L

density

2.63 g/cm3 at 20 °C

application(s)

liquid formulation
pharmaceutical
semi-solid formulation
solid formulation

storage temp.

15-25°C

SMILES string

[Na+].[Na+].[O-]S([O-])=O

InChI

1S/2Na.H2O3S/c;;1-4(2)3/h;;(H2,1,2,3)/q2*+1;/p-2

InChI key

GEHJYWRUCIMESM-UHFFFAOYSA-L

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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.

Application

Sodium sulfite has reducing and anti-septic properties with broad range of applications in pharmaceutical, cosmetic and food industry. It is commonly used as preservative and antioxidant, especially for liquid and semi-solid application. In the food industry, it is used to help preserving food products and maintaining their fresh appearance.

Legal Information

Emprove is a registered trademark of Merck KGaA, Darmstadt, Germany
SAFC is a registered trademark of Merck KGaA, Darmstadt, Germany

Disclaimer

The product is not intended for use as a biocide under global biocide regulations, including but not limited to US EPA′s Federal Insecticide Fungicide and Rodenticide Act, European Biocidal Products Regulation, Canada’s Pest Management Regulatory Agency, Turkey’s Biocidal Products Regulation, Korea’s Consumer Chemical Products and Biocide Safety Management Act (K-BPR) and others.

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


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