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239321 Sigma-Aldrich

Sodium sulfite

ACS reagent, ≥98.0%

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Properties

Related Categories Biochemicals and Reagents, Chemical Synthesis, Denaturation, Disulfide Bridge Cleavage Reagents, Essential Chemicals,
Quality Level   200
grade   ACS reagent
assay   ≥98.0%
form   powder or crystals
impurities   Free acid, passes test
  ≤0.005% insolubles
  ≤0.03 meq/g Titr. free base
pH   9.0-10.5 (25 °C, 126 g/L)
solubility   water: soluble 126 g/L at 20 °C
anion traces   chloride (Cl-): ≤0.02%
cation traces   Fe: ≤0.001%
  heavy metals (as Pb): ≤0.001%
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

Description

Packaging

2.5 kg in poly bottle

500 g in poly bottle

Safety & Documentation

Safety Information

Supplemental Hazard Statements 
EUH031
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 1
RTECS 
WE2150000
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Protocols & Articles
Peer-Reviewed Papers
15

References

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