08981

Sodium sulfite

analytical standard

• 동의어(들): E221
• Linear Formula: Na₂SO₃
• CAS Number: 7757-83-7
• Molecular Weight: 126.04
• EC Number: 231-821-4
• MDL number: MFCD00003503
• UNSPSC 코드: 85151701
• PubChem Substance ID: 329748654
• NACRES: NA.24

속성

• Grade: analytical standard
• Quality Level: 100
• 분석: ≥98% (RT)
• 유통기한: limited shelf life, expiry date on the label
• solubility: H₂O: 1 g/10 mL, clear, colorless
• 응용 분야: cleaning products; cosmetics; food and beverages; personal care
• 형식: neat
• 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

설명

일반 설명

This substance is listed on the positive list of the EU regulation 10/2011 for plastics intended to come into contact with food.

Find all available reference materials for compounds listed in 10/2011 here

애플리케이션

• Oxygen scavenging and contaminant removal: Sodium sulfite′s efficacy in removing organic contaminants through oxygen scavenging in various chemical systems was documented, illustrating its critical role in environmental cleanup and wastewater treatment technologies (Zhou et al., 2023).


• Disinfection by-product management: Sodium sulfite is reviewed for its impact and mechanisms as a residual chlorine quencher, highlighting its potential to reduce harmful disinfection by-products in water treatment processes, which is vital for ensuring safe pharmaceutical and biotechnical operations (Li et al., 2023).

안전성 정보

• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable