Hyaluronic acid, Hyaluronic Acid (Cosmetic Grade), Hyaluronic Acid(injection grade), hyaluronic acid(food Grade), Sodium Hyaluronate (Cosmetic Grade), Hyaluronic Acid(eye-drop 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; 6.8
Molecular weight: >= 1.00*1000000
Protein: <=0.07%
Nitrogen: 2.2%
Transparency: >=95.8%
Loss on drying: <=9.3%
Heavy metals: <=20ppm
Microbial Examination:
Bacteria counts <=100CFU/g
Mold & Yeast <=100CFU/g
Staphylococcus aureus negative
Pseudomonas aeruginosa negative
Shelf Life: 24months