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        HS-314 2-Hydroxyphosphonocarboxylic Acid (HPAA)

        Product name HS-314 2-Hydroxyphosphonocarboxylic Acid (HPAA)
        CAS No. 23783-26-8
        Alias HPA
        Molecular Formula C2H5O6P
        Molecular Weight 156
        Structural Formula
        Properties & Use Good chemical stability, safe use, non-toxic; mainly used as cathodic corrosion inhibitor for metals.
        Specifications
        Conform to HG/T 3926-2007
        Item Details
        Appearance dark brown liquid
        Solid content %   ≥ 50
        Organic phosphorus(PO43-)% ≥ 25
        Phosphoric acid(PO43-)% ≤ 1.5
        Phosphorous acid(PO33-)%     ≤ 3
        Density(20℃)g/cm3 1.3
        pH-value (10g/L aqueous solution) ≤ 3
        Packing & Storage In plastic drum, 30kg/drum. Stored in cool place indoors, shelf life is 12 months.
        Safety Protection Avoid contact with skin and eyes; wash with plenty of water.

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