Substance
ID:351788
Names and Identifiers
Synonyms
Sodium sulfite亚硫酸钠
IUPAC name
disodium sulfite
IUPAC Traditional name
disodium sulfite
Properties
Product Information
Cation Traces
Al: ≤5 mg/kg
Fe: ≤5 mg/kg
Zn: ≤5 mg/kg
Cr: ≤5 mg/kg
Mg: ≤5 mg/kg
Ni: ≤5 mg/kg
Bi: ≤5 mg/kg
Cd: ≤5 mg/kg
Sr: ≤5 mg/kg
Mo: ≤5 mg/kg
Cu: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Co: ≤5 mg/kg
Pb: ≤5 mg/kg
Ca: ≤10 mg/kg
K: ≤200 mg/kg
Li: ≤5 mg/kg
Mn: ≤5 mg/kg
Linear Formula
Na2SO3
Impurities
insoluble matter, passes filter test
Purity
≥98.0% (RT)
abs.
absorption1M/265 nm, H2O cut-off
Antion Traces
thiosulfate (S2O32-): ≤200 mg/kg
chloride (Cl-): ≤50 mg/kg
Loss on Drying
≤0.1% loss on drying, 20 °C (HV)
Product Line
BioUltra
Safety Information
MSDS Link
Personal Protective Equipment
Gloves
RTECS
WE2150000
Supplemental Hazard Statements
Contact with acids liberates toxic gas.
German water hazard class
1
Risk Statements
31
Physical Property
pH
9.0-10.5 (25 °C, 1 M in H2O)
Solubility
H2O: soluble1 M at 20 °C, clear, colorless
Molecule Details
Other Notes
Cleaves disulfide bonds to form the S-sulfonate derivative1; Inhibits gram positive bacteria in culture media;
Cleaves disulfide bonds to form the S-sulfonate derivative1; Inhibits gram positive bacteria in culture media;
Molecular Spectra
No Data Available
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References
No Data Available
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