Millipore Sigma Vibrant Logo

101031 Aluminium ammonium sulfate dodecahydrate

View Pricing & Availability


Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar MassGrade Value
7784-26-1232-055-3AlH₄NO₈S₂ * 12 H₂ONH₄Al(SO₄)₂ * 12 H₂O453.33 g/molACS

Pricing & Availability

Catalogue Number AvailabilityPackaging Qty/Pack Price Quantity
Retrieving availability...
Limited Availability
Limited Availability
In Stock 
Limited Quantities Available
Availability to be confirmed
    Remaining : Will advise
      Remaining : Will advise
      Will advise
      Contact Customer Service
      Contact Customer Service

      Plastic bottle 500 g
      Retrieving price...
      Price could not be retrieved
      Minimum Quantity is a multiple of
      Maximum Quantity is
      Upon Order Completion More Information
      You Saved ()
      Request Pricing
      Catalogue Number101031
      SynonymsAlum ammonium, Ammonium alum
      Product Information
      CAS number7784-26-1
      EC number232-055-3
      Hill FormulaAlH₄NO₈S₂ * 12 H₂O
      Chemical formulaNH₄Al(SO₄)₂ * 12 H₂O
      Molar Mass453.33 g/mol
      HS Code2833 30 00
      Quality LevelMQ300
      Biological Information
      Physicochemical Information
      Boiling point200 °C (1013 hPa)
      Density1.640 g/cm3
      Melting Point93 °C
      pH value2.6 (100 g/l, H₂O, 25 °C)
      Bulk density700 - 800 kg/m3
      Solubility150 g/l
      Materials Information
      Toxicological Information
      Safety Information according to GHS
      Storage class10 - 13 Other liquids and solids
      WGKWGK 2 obviously hazardous to water
      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
      Declaration (railroad and road) ADR, RIDKein Gefahrgut
      Declaration (transport by air) IATA-DGRNo Dangerous Good
      Declaration (transport by sea) IMDG-CodeNo Dangerous Good
      Supplemental Information
      Assay (complexometric)99.0 - 102.0 %
      Insoluble matter≤ 0.005 %
      Chloride (Cl)≤ 0.0005 %
      Nitrate (NO₃)≤ 0.001 %
      Heavy metals (as Pb)≤ 0.001 %
      As (Arsenic)≤ 0.00005 %
      Ca (Calcium)≤ 0.05 %
      Cr (Chromium)≤ 0.0005 %
      Fe (Iron)≤ 0.0002 %
      K (Potassium)≤ 0.005 %
      Mn (Manganese)≤ 0.0005 %
      Na (Sodium)≤ 0.005 %
      Corresponds to ACS


      Aluminium ammonium sulfate dodecahydrate SDS


      Safety Data Sheet (SDS) 

      Aluminium ammonium sulfate dodecahydrate Certificates of Analysis

      Product Number PackagingSpecificationLot Number
      1010310500 Plastic bottlePDF Specification Document