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About This Item
Linear Formula:
Na2SO3
CAS Number:
Molecular Weight:
126.04
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
Recommended Products
grade
JIS special grade
Assay
≥97.0%
form
solid
availability
available only in Japan
pH
9.0-10.5 (25 °C, 126 g/L)
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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Application
- Comparative Studies of Organic Contaminant Removal in Different Calcium Sulfite-Enhanced Oxidant/Fe(II) Systems: This research explores the effectiveness of sodium sulfite in enhancing the removal of organic contaminants through various oxidant systems. (Zhou et al., 2023).
- Review of Traditional and Emerging Residual Chlorine Quenchers on Disinfection By-Products: Focuses on the role of sodium sulfite as a residual chlorine quencher in water treatment processes, analyzing its impact on reducing harmful by-products and enhancing water quality (Li et al., 2023).
- Boosting the Photoelectrochemical Performance of Bismuth Vanadate Photoanode Through Homojunction Construction: Investigates how sodium sulfite can improve the photoelectrochemical properties of bismuth vanadate, significant for renewable energy applications, particularly in solar energy conversion (Wang et al., 2023).
- Light-driven Oxidative Demethylation Reaction Catalyzed by a Rieske-type Non-heme Iron Enzyme Stc2: Demonstrates the use of sodium sulfite in enzymatic reactions to achieve oxidative demethylation, which is crucial for synthetic biology and enzyme engineering (Hu et al., 2022).
- Preparation of Nano Disperse Dyes Using Sulfomethylated Lignin: Effects of Sulfonic Group Contents: Highlights the application of sodium sulfite in the preparation of environmentally friendly nano disperse dyes from lignin, emphasizing its potential in sustainable material science (Tang et al., 2023).
Supplementary Hazards
Storage Class Code
13 - Non Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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