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            HS-321 Hydrolyzed Polymaleic Anhydride (HPMA)

            Product name HS-321 Hydrolyzed Polymaleic Anhydride (HPMA)
            CAS No. 26099-09-02
            Structural Formula
            Properties & Use It is non-toxic, easily soluble in water; has good chemical and thermal stability. HPMA is suitable for basic conditions, and is used for flash distillation plant in sea water desalinization and circulating cooling water with low-pressure boilers.
            Specifications
            Conform to GB /T 10535-1997
            Item Details
            Appearance light yellow to brownish red transparent liquid
            Solid content %         ≥ 48
            Bromine value mg/g           ≤ 80
            pH (1% aqueous solution) 2.0-3.0
            Density(20℃)g/cm3   ≥ 1.18
            Safety & Protection Avoid contact with skin and eyes; wash with plenty of water.
            Packing & Storage In plastic drum, 25kg/drum or upon users' demand. Shelf life is 10 months.

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