105886 Magnesium sulfate heptahydrate

105886
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      Overview

      Replacement Information

      Key Specifications Table

      CAS #EC NumberHill FormulaChemical FormulaMolar MassGrade Value
      10034-99-8 231-298-2 MgO₄S*7H₂O MgSO₄ * 7 H₂O 246.48 g/mol ACS,Reag. Ph Eur

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                      Description
                      Catalogue Number105886
                      Synonymsbitter salt, epsom salt, sulfuric acid magnesium salt heptahydrate
                      DescriptionMagnesium sulfate heptahydrate
                      References
                      Product Information
                      CAS number10034-99-8
                      EC number231-298-2
                      GradeACS,Reag. Ph Eur
                      Hill FormulaMgO₄S*7H₂O
                      Chemical formulaMgSO₄ * 7 H₂O
                      Molar Mass246.48 g/mol
                      HS Code2833 21 00
                      Applications
                      Biological Information
                      Physicochemical Information
                      Density1.68 g/cm3 (20 °C)
                      pH value5.0 - 8.0 (50 g/l, H₂O, 25 °C)
                      Bulk density900 kg/m3
                      Solubility710 g/l
                      Dimensions
                      Materials Information
                      Toxicological Information
                      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).
                      Safety Information
                      Product Usage Statements
                      Storage and Shipping Information
                      StorageStore at +5°C to +30°C.
                      Packaging Information
                      Transport Information
                      Supplemental Information
                      Specifications
                      Assay (complexometric)≥ 99.5 %
                      Assay (compl.; calc. on dried substance)99.0 - 100.5 %
                      Identitypasses test
                      Appearance of solutionpasses test
                      Insoluble matter≤ 0.005 %
                      Acidity or alkalinitypasses test
                      pH-value (5 %; water)5.0 - 8.0
                      Chloride (Cl)≤ 0.0003 %
                      Total nitrogen (N)≤ 0.002 %
                      Nitrate (NO₃)≤ 0.002 %
                      Heavy metals (ACS)≤ 0.0005 %
                      As (Arsenic)≤ 0.0002 %
                      Ca (Calcium)≤ 0.005 %
                      Cu (Copper)≤ 0.0001 %
                      Fe (Iron)≤ 0.0001 %
                      K (Potassium)≤ 0.001 %
                      Mn (Manganese)≤ 0.0005 %
                      Na (Sodium)≤ 0.001 %
                      NH₄ (Ammonium)≤ 0.002 %
                      Pb (Lead)≤ 0.0001 %
                      Sr (Strontium)≤ 0.005 %
                      Loss on drying (400 °C)48.0 - 52.0 %
                      Corresponds to ACS, Reag. Ph Eur