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    Diammonium Phosphate, DAP 21-53-0,Water Soluble Fertilizer

    Executive Standard:HG-T4132-2010
    Chemical Formula:NH4H2PO4
    CAS NO.: 7783-28-0
    HS Code:310510090



    NO.ItemsStandardInternal Standards
    1AppearanceWhite crystalWhite crystal
    2Main Content(NH4 H2PO4)%≥98.599.0
    3Phosphorus Pentoxide (P2O5 )  % ≥51.853.0
    4Nitrogen (N)  %≥20.021.0
    5PH(1%Water Solution)7.8-8.27.8-8.2
    6Arsenic (As)% ≤0.01<0.005
    7Heavy Metals (Pb) %≤0.005<0.005
    8Chloride(Cl- )% ≤0.002<0.0005
    9Fluoride(F)  % ≤0.005<0.0005
    10Sulphate( SO4) %  ≤0.005<0.001
    11Water Insoluble % ≤0.10.1
    12Moisture % ≤0.20.2


     

    Benefits of Hua Rong Chem’s Diammonium Phosphate DAP 21-53-0

    1. White or colorless crystalline fertilizer.

    2. Using PA85% (Hot Process) and liquid Ammonia as raw materials to produce DAP.

    3. Fully soluble in water, easy absorbing, high efficiency ,free of CL&Hormones.

    4. Suitable for all crops, contains high concentration of both phosphorus and nitrogen.

    5. Suitable for foliar spray, drip, and sprinkler irrigation systems.

    6. It is essential for seed germination and root development, at flowering and seed formation.

    7. Boosts rooting and improves flowering.

    8. Increases tillering in grain crops and increases yield and quality.

    9. Enhances the ability of drought , cold, disease and flood resistance.

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