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105092 | Potassium peroxodisulfate

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      CAS #EC NumberHill FormulaMolar MassGrade Value
      7727-21-1 231-781-8 K₂O₈S₂ 270.32 g/mol ACS,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 Mass270.32 g/mol
          HS Code2833 40 00
          ApplicationPotassium peroxodisulfate for analysis (<= 0.001% N) EMSURE® ACS,Reag. Ph Eur. CAS 7727-21-1, pH 3.2 (50 g/l, H₂O, 20 °C). MSDS and product info below.
          Biological Information
          Physicochemical Information
          Density2.48 g/cm3 (20 °C)
          Melting Point100 °C (decomposition)
          pH value3.2 (50 g/l, H₂O, 20 °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 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)P280: Wear protective gloves.
          P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
          P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
          P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
          P342 + P311: If experiencing respiratory symptoms: Call a POISON CENTER or doctor/ physician.
          Storage class5.1B Oxidizing hazardous materials
          WGKWGK 1 slightly water endangering
          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
          Hazard Symbols Oxidising
          Categories of dangeroxidizing, harmful, irritant, sensitizing
          R PhraseR 8-22-36/37/38-42/43
          Contact with combustible material may cause fire.Harmful if swallowed.Irritating to eyes, respiratory system and skin.May cause sensitisation by inhalation and skin contact.
          S PhraseS 22-24-26-37
          Do not breathe dust.Avoid contact with skin.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable gloves.
          Product Usage Statements
          Storage and Shipping Information
          StorageStore at +5°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