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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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