Ammonium Sulfate

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Ammonium Sulfate Material Safety Data Sheet


1. Identification of the substance/mixture

1.1.  Product identifier
        Product name :     Ammonium Sulfate
        Chemical family :     Inorganic Acid

1.2. Relevant identified uses of the substance or mixture and advised against
       Identified uses : Fertilizer, Manufacture of ammonium alum, Fermentation, Fireproofing composition, Viscose rayon.


2. Hazard Identification

    This substance is not classified as dangerous according to European Union legislation.


3. Composition / information on ingredients

    Formula : (NH4)2SO4, H8N2O4S  (Hill)
    CAS No. : 7783-20-2    
    EC No.   : 231-984-1
    Molar mass : 132.14 g/mol



4. First aid measures

    After inhalation : fresh air.
    After skin contact : wash off with plenty of water. Remove contaminated clothing.
    After eye contact : rinse out with plenty of water.
    After swallowing : make victim drink water. Consult doctor if feeling unwell



5. Fire-fighting measures

    Suitable Extinguishing media
    use extinguishing measures that are appropriate to local circumstances and the surrounding environment.
    Special hazards during fire fighting
    No combustible. Ambient fire may liberate hazardous vapours.
    Fire may cause evolution of : nitrogen oxides, sulphur oxides.
    Special protective equipment for fire fighters in the event of fire, wear self-contained breathing apparatus.               



6. Accidental release measures

    Personal precautions
    Avoid inhalation of dusts.
    Environmental precautions
    Do not empty into drains
    Methods and material for containment and cleaning up
    Take up dry. Forward for disposal. Clean up affected area. Avoid generation of dusts.


7. Handling and storage

    Advice on safe handling
    Observe label precautions.
    Tightly closed. Dry
    Without limitations



8. Exposure controls/personal protection


   Personal protective equipment   
   Protective cloting should be selected specifically for the workplace, depending on concentration and quantity of the hazardous  subtances  handled.
   The  resistance  of  the  protective clothing to the chemicals should be ascertained with the respective supplier.

   Respiratory protection
   Required when dusts are generated.

   Eye / face protection
   Tightly fitting safety goggles
   Hand protection

 full contact :
            Glove material   : Nitrile rubber
            Glove thickness :  0.11 mm
            Break through time : > 480 min


splash contact :
            Glove material    : Nitrile rubber
            Glove thickness  :  0.11 mm
            Break through time : > 480 min


    The protective gloves to be used must comply with the specifications of EC Directive 89/686/EEC and the related

    standard EN374.

    Eye protection    
    Safety glasses    

    Hygiene measures
    Change contamined clothing. Wash hands after working with substance.



9. Physical and chemical properties

9.1. Information on basic physical and chemical properties
        Form : solid
        Colour : colourless
        Odour : odourless
        pH    (25°C) : 5 at 100 g/l
        Viscocity, dynamic :no data available
        Melting point : (decomposition), not applicable
        Boiling point/boiling range : not applicable
        Ignition temperature : not applicable
        Flash point : does not flash
        Oxidizing properties : no data available
        Flammability : no data available
        Lower explosion limit : not applicable
        Upper explosion limit : not applicable
        Vapour pressure : no data available
        Relative vapour density : not applicable
        Density : 1,77 g/cm3  at 20 °C
        Bulk Density : ca. 850 kg/m3
        Solubility/qualitative : no data available                        
        Water solubility : 754 g/l at 20 °C
        Partition coefficient: n-   : No information available.
        Evaporation rate : no data available


10. Stability and reactivity

       Conditions to avoid
       Heating (decomposition)

       Materials to avoid
       Exothermic reaction with:
       Chlorates, with, heat
       Nitrates, with, heat

       Risks of explotion with:
       Chlorates, with, Acids
       Nitrates, with, Potassium
       Nitrates, with, acids
       Nitrites, sodium hypochlorite

       Generates dangerous gases or fumes in contact with:
       Alkalines, formed could be:, Ammonia

       Hazardous decomposition products
       In the event of fire, see chapter 5.

       Thermal decomposition
       > 235 °C


11. Toxicological information

   Acute oral toxicity
    LD50 rat
    Dose 2.840 mg/kg

    Skin irritation
    Result: No irritation
    Eye irritation
    Result: No eye irritation
    Genotoxicity in vitro
    Ames test
    Result: negative
    Method: OECD Test Guideline 471

    Mutagenicity (mammalian cell test): chromosome aberration.
    Result: negative


    Further information
    Handle in accordance with good industrial hygiene and safety practice.


12. Ecological information

    Toxicity to fish
    Species: Danio rerio (zebra fish)
    Dose: 420 mg/l
    Exposure time: 96 h

    Toxicity to daphnia and other aquatic invertebrates.
    Species: Daphnia Magna (Water flea)
    Dose: 129 mg/l
    Exposure time: 48 h

    Additional ecological information
    Biological effects:
    Fertilizing effect possible

    Further information on ecology
    Do not allow to enter waters, waste water, or soil



13. Disposal considerations

 Whatever cannot be saved for recovery or recycling should be managed in an appropriate and approved waste disposal facility.
 Processing, use or contamination of this product may change the waste management options.



14. Transport information


No classified as dangerous in the meaning of transport regulations.


15. Regulatory information

    Not dangerous substance according to GHS

    CAS-No.    7783-20-2

    Labelling according to EC Directives
    The product does not need to be labeled in accordance with EC directives or respective national laws.
    EC-No.    231-984-1


16. Other information

Regional representation: this information is given on the authorized Safety Data Sheet for your country.


The information accumulated here in is believed to be accurate but is not warranted to be whether originating with the company or not.

Health and safety data sheet should be used only as a guide to the safe handling of the product, and is not intended as a technical specification.