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106528 Sodium disulfite

Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaMolar MassGrade Value
7681-57-4231-673-0Na₂O₅S₂190.11 g/molACS,Reag. Ph Eur

Pricing & Availability

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1.06528.0100
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      Plastic bottle 100 g
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      1.06528.0500
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          Plastic bottle 500 g
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          1.06528.5000
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              Plastic bottle 5 kg
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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 10
              Quality LevelMQ300
              Applications
              Biological Information
              Physicochemical Information
              Density2.36 g/cm3 (20 °C)
              Melting Point300 °C (decomposition)
              pH value4.5 (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)P264: Wash skin thoroughly after handling.
              P270: Do not eat, drink or smoke when using this product.
              P280: Wear eye protection/ face protection.
              P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell.
              P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
              P501: Dispose of contents/ container to an approved waste disposal plant.
              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
              Categories of dangerharmful, irritant
              Product Usage Statements
              Storage and Shipping Information
              StorageStore at +2°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 %
              Global Trade Item Number
              Catalogue Number GTIN
              1.06528.0100 04022536078380
              1.06528.0500 04022536078397
              1.06528.5000 04022536078434

              Documentation

              Sodium disulfite SDS

              Title

              Safety Data Sheet (SDS) 

              Sodium disulfite Certificates of Analysis

              Product Number PackagingSpecificationLot Number
              1.06528.0100 Plastic bottlePDF Specification Document
              1.06528.0500 Plastic bottlePDF Specification Document
              1.06528.5000 Plastic bottlePDF Specification Document

              Brochure

              Title
              Inorganics & Solvents for classical analysis
              More Than Sure
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