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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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