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    Disodium Phosphate(DSP)

    【Chemical formula】:Na2HPO4.12H2O
    【Molecular Weight】:358.14
    【Executive standard】:GB6008-85
    【Property】:White crystals, Density is 1.63 , melting point is 34.6℃. Soluble in water easily, PH of 1% water solution is 8.8-9.2.
    【USE】:Used as soft water agent for boiler  ,  cleaning agent in electroplating ,etc.
    【Technical Specifications】:Assay ≥ 98.0 %

        Specification

    specifications

     

    Tech.  grade

    Food grade

        Appearance

    White crystals

        Main content,                                     % min

    97.0

    97.0

        Phosphorus pent-oxide,                 % min

    19.2

    19.2

        PH of 1% water solution,       .

    8.8-9.2

    9.0-9.4

        Water insoluble,                               % max

    0.1

        0.05

        Heavy metals, as Pb.                      % max

    -----

    0.001

        Arsenic,as As.                                  % max

    -----

    0.0003

        Fluoride,as F.                                   % max

    -----

    0.002

        Sulfate,as SO4                                % max

    0.7

    0.25

        Chloride,as Cl.                                % max

    0.05

    0.014

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

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