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172572 Magnesium sulfate heptahydrate

extra pure, for tablewater FCC

Synonyms: bitter salt, epsom salt, sulfuric acid magnesium salt heptahydrate

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172572
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      		 Fibre carton 25 kg
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      Description
      Catalogue Number172572
      Synonymsbitter salt, epsom salt, sulfuric acid magnesium salt heptahydrate
      DescriptionMagnesium sulfate heptahydrate
      Product Information
      CAS number10034-99-8
      EC number231-298-2
      GradeFCC
      Hill FormulaMgO₄S * 7 H₂O
      Chemical formulaMgSO₄ * 7 H₂O
      Molar Mass246.5 g/mol
      HS Code2833 21 00
      Quality LevelMQ300
      Physicochemical Information
      Density1.68 g/cm3 (20 °C)
      Melting Point1124.0 °C
      pH value5.0 - 8.0 (50 g/l, H₂O)
      Vapor pressure0.133 hPa (20 °C)
      Bulk density900 kg/m3
      Solubility710 g/l
      Safety Information according to GHS
      RTECSOM4508000
      Storage class10 - 13 Other liquids and solids
      WGKWGK 1 slightly hazardous to water
      Disposal14
      Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).
      Storage and Shipping Information
      StorageStore at +2°C to +30°C.
      Specifications
      Appearance of the substancecolorless to white crystals
      Assay / (complexometric; calculated on dried substance)99.5 - 100.5 %
      Identity (wet chemistry)passes test
      Appearance of solution (10 % in water)clear and colorless
      Water-insoluble matter≤ 200 mg/kg
      Acidity or alkalinityconforms
      Alkalinity (0.01 M HCl/1g)conforms
      Acidity (0.01 M NaOH/1g)conforms
      pH-value (5 %; water)5.0 - 8.2
      Bromide (Br)≤ 5 mg/kg
      Chloride (Cl)≤ 140 mg/kg
      Fluoride (F)≤ 10 mg/kg
      Nitrate (NO₃)≤ 40 mg/kg
      Phosphate (PO₄)≤ 10 mg/kg
      Heavy metals (as Pb)≤ 10 mg/kg
      Al (Aluminium)≤ 1 mg/kg
      As (Arsenic)≤ 2 mg/kg
      Ca (Calcium)≤ 100 mg/kg
      Cu (Copper)≤ 10 mg/kg
      Fe (Iron)≤ 20 mg/kg
      Hg (Mercury)≤ 1 mg/kg
      K (Potassium)≤ 1000 mg/kg
      Na (Sodium)≤ 0.3 %
      Pb (Lead)≤ 4 mg/kg
      Se (Selenium)≤ 30 mg/kg
      Zn (Zinc)conforms
      Loss on drying (450 °C)48.0 - 52.0 %
      Residual solvents (ICH Q3C)Excluded by production process
      Odournot tested / typical substance properties
      Tastenot tested / typical substance properties
      Corresponds to FCC
      Global Trade Item Number
      Catalogue Number GTIN
      1725729025 04022536919249