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            Hyaluronic Acid (Food Grade)

            Item

            Standard

            Appearance

            White powder

            Glucuronic Acid

            ≥ 44%

            Sodium Hyaluronate

            ≥ 91%

            Appearance of Solution

            A600nm≤ 0.01

            Nucleic Acid

            A260nm≤ 0.5

            pH

            5.0-8.5

            Molecular Weight

            0.8 -1.5 Million Da.

            Protein

            ≤0.1%

            Loss on drying

            ≤10%

            Residue on Ignition

            ≤20.00 %

            Chlorides

            ≤ 0.5%

            Iron

            ≤ 80ppm

            Heavy metal

            ≤10ppm

            Arsenic

            ≤2ppm

            Bacteria Count

            ≤500CFU/G

            Molds & Yeast

            ≤100CFU/g


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