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Diammonium phosphate(DAP)

【Chemical formula】: (NH4)2HPO4

【Molecular Weight】:132.0
【Executive standard】: HG/T4132-2010
【Property】:White crystals, Density is 1.619, melting point is 155℃. Soluble in water easily, PH of 1% water solution is 8.0.
【USE】:Used as fire-extinguishing agent for fabric, woods, paper. For food grade, it is mainly used as ferment agent, nourishment , and so on. Used as a high effective non-chloride N、P compound fertilizer in agriculture ;It contains totally 74% fertilizer elements ;May used as a basic raw materials for N、P、K compound fertilizer.
Technical Specifications】:Assay ≥ 99.0 %

    Specifications

Specifications

 

Tech. grade

Food grade

    Appearance

White crystals

    Main content,                           % min

99.0

99.0

    Phosphorus pent-oxide,       % min

53.0

53.0

    Nitrogen as N,                        % min

20.8

20.8

    Water insoluble,                     % max

0.1

0.05

    Moisture,                                 % max

0.2

0.2

    Heavy metals,as Pb.            % max

------

0.001

    Arsenic,as As.                       % max

------

0.0003

    Fluorde,as F.                         % max

------

0.002

    PH

7.8-8.2

7.8-8.2

【Packing】:In 25kg PP woven bag,Store at ventilated dry place.

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