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105886 Magnesium sulfate heptahydrate

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105886
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Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar MassGrade Value
10034-99-8231-298-2MgO₄S * 7 H₂OMgSO₄ * 7 H₂O246.5 g/molACS,Reag. Ph Eur

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      1058861000
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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 * 7 H₂O
              Chemical formulaMgSO₄ * 7 H₂O
              Molar Mass246.5 g/mol
              HS Code2833 21 00
              Quality LevelMQ300
              Applications
              Biological Information
              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
              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 +2°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, 25 °C)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
              Global Trade Item Number
              Catalogue Number GTIN
              1058860500 04022536069616
              1058861000 04022536069630
              1058865000 04022536069654