Detailed Product Description

hyaluronic acid, Sodium Hyaluronate (Food  Grade)

CHARACTERISTICS:

White or almost white, very hygroscopic grain or powder ,without odor ,turn to clear solution when dissolved in water, insoluble in ethanol , acetone and aether

Examination:

PH;                                        6.0--8.0

Loss on drying                       <=8.0%

Heavy metals                         <=20ppm

Arsenicum                             <=0.0002%

Pesidue on ignition                 <=13.0%

Microbial Examination   :

Bacteria counts                       <=100CFU/g

Mold & Yeast                          <=100CFU/g

Staphylococcus aureus             negative

Pseudomonas aeruginosa          negative

Assay:        

Glucuronic acid :                      >=43.0%