Hyaluronic Acid(Cosmetic Grade)
Product Name: Hyaluronic Acid(Cosmetic Grade)
CAS No.: 9004-61-9
Molecular Formula: (C14H21NO11) n
Application: Used in cosmetic products.
Specification
|
Items of analysis |
Specification |
|
Appearance |
White powder |
|
Hyaluronic acid |
≥95% |
|
Glucuronic Acid |
≥43% |
|
Molecular weight |
(0.8-1.5)×106 |
|
Ph |
6.0~7.5 |
|
Solution transmittance |
99.0% |
|
Loss on drying |
＜10% |
|
Protein |
≤0.1% |
|
Heavy metal |
＜20ppm |
|
Bacterial counts |
＜100cfu/g |
|
Mold and Yeast |
＜10cfu/g |
|
Staphylococcus aureus |
Negative |
|
Chloropseudomonas |
Negative |