SX0785 Sodium Sulfite

SX0785
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      Overview

      Replacement Information

      Key Specifications Table

      CAS #EC NumberChemical FormulaMolar Mass
      7757-83-7 231-821-4 Na₂SO₃ 126.04 g/mol

      Pricing & Availability

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      SX0785-1
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          Plastic bottle 500 g
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          SX0785-3
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              Plastic bottle 2.5 kg
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              SX0785-5
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                  Plastic drum 12 kg
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                  Description
                  Catalogue NumberSX0785
                  Alternate Names
                  • Sodium Sulfite
                  References
                  Product Information
                  CAS number7757-83-7
                  EC number231-821-4
                  Chemical formulaNa₂SO₃
                  Molar Mass126.04 g/mol
                  Applications
                  Applicationanhydrous, Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS
                  Key Applications General Chemistry
                  Biological Information
                  Physicochemical Information
                  Melting Point>500 °C (decomposition)
                  pH value8.8 - 10 (50 g/l, H₂O, 20 °C)
                  Solubility220 g/l
                  Dimensions
                  Materials Information
                  Toxicological Information
                  Safety Information according to GHS
                  Storage class10 - 13 Other liquids and solids
                  WGKWGK 1 slightly hazardous to water
                  Disposal6
                  Sulfides and sulfites as well as other reducing substances, inorganic cyanides and isonitriles: Stir into sodium hypochlorite solution (Cat. No. 105614) and, if necessary, leave to react for several days. Caution: some substances may show a violent reaction! Draw off any toxic or flammable gases that may be formed. Excess oxidant should be neutralized with sodium thiosulfate (Cat. No. 106513). Container D or E.
                  Safety Information
                  Product Usage Statements
                  Storage and Shipping Information
                  StorageStore at room temperature.
                  Packaging Information
                  Transport Information
                  Supplemental Information
                  Specifications
                  Assay (iodometric)98.0% min
                  Chloride (Cl)0.02% max
                  Free acidTo pass test
                  Heavy metals (as Pb)0.001% max
                  Insoluble matter0.005% max
                  Iron (Fe)0.001% max
                  Titrable free base0.03meq/g max

                  Documentation

                  Sodium Sulfite SDS

                  Title

                  Safety Data Sheet (SDS) 

                  Sodium Sulfite Certificates of Analysis

                  TitleLot Number
                  SX0785