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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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