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            Langfang Naco New Material(Chemical Reagent Department)
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            Acetic acid, ammonium salt

            Acetic acid, ammonium salt

            Molecular formula: CH3COONH4
            Molecular weight: 77.08
            CAS NO : 631-61-8
            Properties: colorless or white lumpy crystal with a little acetic acid odor. relative density is 1.17 and melting point is 114℃. Very easily soluble in water, easily soluble in ethyl alcohol, slightly solbule in acetone.
            Standard: maximum assay of impurities is in %


            Specification
            Item

            Analytically pure-AR

            Chemically pure-CP

            High purity

            Industrial grade

            Assay(CH3COONH4)

            ≥98.0

            ≥97.0

            97.5~101.0

            ≥98.0

            PH value

            6.7-7.3

            Qualified

            Clarity test

            Qualified

            Qualified

            Qualified

             

            Water insoluble matter

            ≤0.005

            ≤0.01

            0.05

             

            Ignition residue (Sulfate)

            ≤0.005

            ≤0.01

             

            Chloride(Cl)

            ≤0.005

            ≤0.001

            ≤0.005

             

            Sulfate(SO4)

            ≤0.002

            ≤0.005

            ≤0.01

            ≤0.01

            Nitrate(NO3)

            ≤0.001

             

            phosphate(PO4)

            ≤0.0005

             

            Magnesium (Mg)

            ≤0.0004

            ≤0.001

             

            Calcium (Ca)

            ≤0.001

            ≤0.002

             

            Iron (Fe)

            ≤0.0005

            ≤0.001

            ≤0.0005

            ≤0.005

            Heavy metal (Pb)

            ≤0.0005

            ≤0.001

            ≤0.0005

            ≤0.005

            Potassium permanganate-reducing material(HCOOH)

            ≤0.01

            ≤0.01

             

            Uses: as analytical reagent, chromatograph analysis reagent, buffer agent, clinical reagent, and etc.

            Packing: woven bag lined with plastic bag, kraft bag, or fiber drum, net weight is 25kg.

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