106528 Sodium disulfite

106528
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Overview

Replacement Information

Key Specifications Table

CAS #EC NumberHill FormulaMolar MassGrade Value
7681-57-4 231-673-0 Na₂O₅S₂ 190.11 g/mol ACS,Reag. Ph Eur

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1065280100
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      1065280500
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          1065281000
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              1065285000
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                  1065289050
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                      Description
                      Catalogue Number106528
                      SynonymsSodium metabisulfite, Sodium pyrosulfite, Disulfite, Pyrosulfite
                      References
                      Product Information
                      CAS number7681-57-4
                      EC index number016-063-00-2
                      EC number231-673-0
                      GradeACS,Reag. Ph Eur
                      Hill FormulaNa₂O₅S₂
                      Molar Mass190.11 g/mol
                      HS Code2832 10 00
                      Quality LevelMQ300
                      Applications
                      Biological Information
                      Physicochemical Information
                      Density2.36 g/cm3 (20 °C)
                      Melting Point150 °C (decomposition)
                      pH value3.5 - 5 (50 g/l, H₂O, 20 °C)
                      Bulk density1000 - 1200 kg/m3
                      Solubility650 g/l
                      Dimensions
                      Materials Information
                      Toxicological Information
                      LD 50 oralLD50 Rat 1540 mg/kg
                      LD 50 dermalLD50 Rat > 2000 mg/kg
                      Safety Information according to GHS
                      Hazard Pictogram(s) Hazard Pictogram(s)
                      Hazard Pictogram(s)
                      Hazard Statement(s)H302: Harmful if swallowed.
                      H318: Causes serious eye damage.
                      EUH031: Contact with acids liberates toxic gas.
                      Precautionary Statement(s)P280: Wear eye protection.
                      P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
                      P313: Get medical advice/ attention.
                      Signal WordDanger
                      RTECSUX8225000
                      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
                      Hazard Symbols Hazard SymbolsHarmful
                      Categories of dangerharmful, irritant
                      R PhraseR 22-31-41
                      Harmful if swallowed.Contact with acids liberates toxic gas.Risk of serious damage to eyes.
                      S PhraseS 26-39-46
                      In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear eye/face protection.If swallowed, seek medical advice immediately and show this container or label.
                      Product Usage Statements
                      Storage and Shipping Information
                      StorageStore at +5°C to +30°C.
                      Packaging Information
                      Transport Information
                      Declaration (railroad and road) ADR, RIDKein Gefahrgut
                      Declaration (transport by air) IATA-DGRNo Dangerous Good
                      Declaration (transport by sea) IMDG-CodeNo Dangerous Good
                      Supplemental Information
                      Specifications
                      Assay (iodometric)98.0 - 100.5 %
                      Identitypasses test
                      Appearance of solutionpasses test
                      pH-value (5 %; water)3.5 - 5.0
                      Insoluble matter≤ 0.005 %
                      Chloride (Cl)≤ 0.005 %
                      Thiosulfate (S₂O₃)
                      ≤ 0.05 %
                      passes test
                      Heavy metals (as Pb)≤ 0.001 %
                      As (Arsenic)≤ 0.0001 %
                      Fe (Iron)≤ 0.0005 %

                      Documentation

                      Sodium disulfite SDS

                      Title

                      Safety Data Sheet (SDS) 

                      Sodium disulfite Certificates of Analysis

                      Product Number PackagingSpecificationLot Number
                      1065280100 Plastic bottlePDF Specification Document
                      1065280500 Plastic bottlePDF Specification Document
                      1065281000 Plastic bottlePDF Specification Document
                      1065285000 Plastic bottlePDF Specification Document
                      1065289050 Fibre cartonPDF Specification Document

                      Technical Info

                      Title
                      Vitamin Biotin Assay Broth, 111989
                      Vitamin Pantothenic Acid Assay Broth, Base, 111993

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