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    Home > Chemicals Industry > Chemical Technology > Application of sodium dihydrogen phosphate

    Application of sodium dihydrogen phosphate

    • Last Update: 2021-12-06
    • Source: Internet
    • Author: User
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    Sodium dihydrogen phosphate

    [Structural formula]


    [Physical and chemical properties] Colorless crystal or white crystalline powder


    [Preparation method] Add sodium hydroxide or soda ash to concentrated phosphoric acid to control the pH to 4.


    Na 2 CO 3 +H 3 PO 4 →2NaH 2 PO 4 +H 2 O+CO 2

    Use neutralization method


    [Application] The quality improver can improve the complexed metal ions, pH value and ionic strength of the food, thereby improving the binding force and water holding capacity of the food


     

     

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