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105092 Potassium peroxodisulfate

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Key Specifications Table

CAS #EC NumberHill FormulaMolar MassGrade Value
7727-21-1231-781-8K₂O₈S₂270.33 g/molACS,Reag. Ph Eur

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      Plastic bottle 250 g
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      Catalogue Number105092
      SynonymsPotassium persulfate
      Product Information
      CAS number7727-21-1
      EC index number016-061-00-1
      EC number231-781-8
      GradeACS,Reag. Ph Eur
      Hill FormulaK₂O₈S₂
      Molar Mass270.33 g/mol
      HS Code2833 40 00
      Quality LevelMQ300
      Biological Information
      Physicochemical Information
      Density2.477 g/cm3
      Melting Point100 °C (decomposition)
      pH value2.5 - 4.5 (27 g/l, H₂O, 25 °C)
      Vapor pressure<0.1 hPa (25 °C)
      Bulk density1150 kg/m3
      Solubility50 g/l
      Materials Information
      Toxicological Information
      LD 50 oralLD50 Rat 802 mg/kg
      Safety Information according to GHS
      Hazard Pictogram(s) Hazard Pictogram(s)
      Hazard Pictogram(s)
      Hazard Pictogram(s)
      Hazard Statement(s)H272: May intensify fire; oxidizer.
      H302: Harmful if swallowed.
      H315: Causes skin irritation.
      H317: May cause an allergic skin reaction.
      H319: Causes serious eye irritation.
      H334: May cause allergy or asthma symptoms or breathing difficulties if inhaled.
      H335: May cause respiratory irritation.
      Precautionary Statement(s)P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
      P220: Keep away from clothing and other combustible materials.
      P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.
      P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell.
      P302 + P352: IF ON SKIN: Wash with plenty of water.
      P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
      Signal WordDanger
      Storage class5.1B Oxidizing hazardous materials
      WGKWGK 1 slightly hazardous to water
      Inorganic peroxides and oxidants as well as bromine and iodine should be rendered harmless by reduction with acidic sodium thiosulfate solution (Cat. No. 106513); container D or E. Slightly soluble oxidants should be collected separately in container E or I.
      Safety Information
      Categories of dangeroxidizing, harmful, irritant, sensitizing
      Product Usage Statements
      Storage and Shipping Information
      StorageStore at +2°C to +30°C.
      Packaging Information
      Transport Information
      Declaration (railroad and road) ADR, RIDUN 1492 , 5.1, III
      Declaration (transport by air) IATA-DGRUN 1492 , 5.1, III
      Declaration (transport by sea) IMDG-CodeUN 1492 , 5.1, III
      Supplemental Information
      Assay (iodometric)≥ 99.0 %
      Insoluble matter≤ 0.005 %
      Entire chloride≤ 0.001 %
      Total nitrogen (N)≤ 0.001 %
      Heavy metals (as Pb)≤ 0.001 %
      Fe (Iron)≤ 0.0005 %
      Mn (Manganese)≤ 0.0001 %
      Corresponds to ACS, Reag. Ph Eur


      Potassium peroxodisulfate SDS


      Safety Data Sheet (SDS) 

      Potassium peroxodisulfate Certificates of Analysis

      Product Number PackagingSpecificationLot Number
      1050920250 Plastic bottlePDF Specification Document