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    Ammonium sulfate, AS

    CAS No:7783-20-2
    Product Name:Ammonium sulfate, AS
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    Detailed information

    [Molecular Formula]:


    1.Property


    White or off-white granular.Easily soluble in water. Aqueous solution appears acid. Insoluble in alcohol, acetone and ammonia. Easily deliquescent in the air.


    2.Specification:National Standard GB535-1995)



          Index

    Supreme Grade

    First Grade

    Qualified Grade

    Appearance

    White or off-white granula crystal,no visible mechanical impurity

    N content (dry basis)% 

    21.0

    21.0

    20.5

    Water(H2O)content%

    0.2

    0.3

    1.0

    Free acid(H2SO4)%

    0.03

    0.05

    0.20

    Iron (Fe)content%

    0.007

    --

    --

    Arsenic (As)content%

    0.00005

    --

    --

    Heavy metal(pb)% 

    0.005

    --

    --

    Insoluble substance in water %

    0.01

    --

    --

    Note: When ammonium sulfate is used in agriculture,it is not necessary to 

    check the content of Fe,As,heavy metal and water insolubles.



    3.Packing:  ( plastic lined, plastic woven bags)


    • 25kg/bag, 50kg/bag, 1000kg/bag
    • 1225kg/pallet
    • 18-25tons/20`FCL


    4.Application:



    Mainly used as fertilizer, applicable to all kinds of soil and crop. Can also be used in textile, leather, medicine, etc.


    5.Storage:


    Kept in dry and ventilating place, avoid moisture, water, rain and fire. Avoid shipment with acid, alkali class, edible orange mix of chemicals. Common transportation tools.


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