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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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