Discover the new Chem-Impex: Where innovation starts with a bond.

Catalog Number:
31892
CAS Number:
7757-83-7
Sodium sulfite
Grade:
meets USP/FCC specifications
Purity:
98.0-100.5% (Assay)
Documents
$22.53 /1KG
Pack Size Availability Price
Request Bulk Quote
Product Information

Sodium sulfite is a versatile chemical compound widely utilized across various industries due to its effective reducing properties and ability to act as a preservative. This white crystalline powder is commonly employed in the food and beverage sector as a preservative to inhibit the growth of bacteria and fungi, ensuring product longevity and safety. In the textile industry, sodium sulfite plays a crucial role in the dyeing process, enhancing color retention and brightness. Additionally, it is used in water treatment processes to remove chlorine and other impurities, making it essential for maintaining water quality in municipal and industrial applications.

Researchers also value sodium sulfite for its applications in analytical chemistry, particularly in redox reactions and as a reagent in the synthesis of various organic compounds. Its ability to act as a reducing agent makes it a key player in the production of chemicals and pharmaceuticals. With its multifaceted uses and benefits, sodium sulfite stands out as a reliable choice for professionals seeking efficiency and effectiveness in their processes.

CAS Number
7757-83-7
Purity
98.0-100.5% (Assay)
Grade
meets USP/FCC specifications
Molecular Formula
Na2SO3
Molecular Weight
126.04
MDL Number
MFCD00003503
PubChem ID
24437
Density
2.633
Appearance
White crystalline powder
Conditions
Store at RT
General Information
CAS Number
7757-83-7
Purity
98.0-100.5% (Assay)
Grade
meets USP/FCC specifications
Molecular Formula
Na2SO3
Molecular Weight
126.04
MDL Number
MFCD00003503
PubChem ID
24437
Density
2.633
Appearance
White crystalline powder
Conditions
Store at RT
Properties
Additional property information coming soon!
-
Safety and Regulations
Hazmat
No
Antibiotic
No
DEA-regulated
No
Warnings
-
Applications

Sodium sulfite is widely utilized in research focused on:

  • Water Treatment: It acts as a reducing agent to remove chlorine from drinking water and wastewater, ensuring safer water for consumption and industrial use.
  • Food Preservation: Commonly used as a preservative in dried fruits and other food products, it helps prevent browning and spoilage, extending shelf life.
  • Photography: In the photographic industry, sodium sulfite is used in developing solutions to control the oxidation of developers, enhancing image quality.
  • Pulp and Paper Industry: It serves as a bleaching agent and helps in the sulfite process of wood pulping, improving the quality of paper products.
  • Chemical Manufacturing: Sodium sulfite is utilized in the production of various chemicals, including sodium bisulfite and sodium thiosulfate, which have applications in diverse industries.

Citations