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Sodium sulfite

SIGALD/31454 - puriss. p.a., reag. Ph. Eur., anhydrous, 98-100.0% (iodometric)

CAS Number: 7757-83-7
Empirical Formula (Hill Notation): Na2O3S
Molecular Weight: 126.04
EC Number: 231-821-4
MDL Number: MFCD00003503
Linear Formula: Na2SO3
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-31454-500G 500 g
 $66.40
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This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.

This image depicts SKU: 31454-500G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.

This image depicts SKU: 31454-1KG

 

agency reag. Ph. Eur.
  USP/NF
anion traces chloride (Cl-): ≤50 mg/kg
assay 98-100.0% (iodometric)
cation traces As: ≤0.2 mg/kg
  Ca: ≤50 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Se: ≤10 mg/kg
  Zn: ≤10 mg/kg
form solid
grade puriss. p.a.
impurities ≤0.001% heavy metals (as Pb)
  ≤0.02% thiosulfate (S2O3)
InChI 1S/2Na.H2O3S/c;;1-4(2)3/h;;(H2,1,2,3)/q2*+1;/p-2
InChI key GEHJYWRUCIMESM-UHFFFAOYSA-L
pH 9.0-10.5 (25 °C, 126 g/L)
Quality Level 100 
SMILES string [Na+].[Na+].[O-]S([O-])=O
Application: Sodium sulfite was used in the preparation of films based on wheat gluten.
General description: Sodium sulfie is an inorganic sodium salt. Rapid-mixing method has been proposed to investigate kinetics of the reaction between oxygen and sodium sulfite.
Packaging: 1 kg in poly bottle
Packaging: 500 g in poly bottle
Risk Statements 31
RIDADR NONH for all modes of transport
WGK Germany WGK 1
Flash Point(F) Not applicable
Flash Point(C) Not applicable
Supplemental Hazard Statements EUH031
Purity 98-100.0% (iodometric)
UNSPSC 12352302

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