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            Sodium oxalate

            Molecular formula: NaOOCCOONa
            Molecular weight: 134.00
            Property: White crystal powder; it is soluble in water and insoluble in alcohol; the relative density is 2.34.
            Uses: Leather production, fireworks production and etc.
            Executive standard: GB/T1289--1994

            Item Top grade pure analytically pure
            content(Na2C2O4)/%≥ 99.8 99.8
            Ph range(50g/Lsolution, 25℃) 7.5-8.5 7.5-8.5
            clarity test qualified qualified
            water insoluble/%≤ 0.005 0.01
            water insoluble/%≤ 0.01 0.02
            chloride(Cl)/%≤ 0.001 0.002
            sulfur compound(in SO4)/%≤ 0.002 0.004
            total nitrogen(N)/%≤ 0.001 0.002
            potassium(K)/%≤ 0.005 0.01
            Ferrum(Fe)/%≤ 0.0002 0.0005
            heavy metal(in Pb)/%≤ 0.001 0.002
            carbonization material qualified qualified
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