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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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