Hyaluronic Acid
|
Product Name |
Sodium Hyaluronate (Hyaluronic Acid) |
|
CAS Number |
9067-32-7 |
|
Molecular Formula |
C14H22NNaO11 |
|
Structural Formula |
|
|
Grade |
Cosmetic grade |
|
Shelf life |
3 years Keep in cool and dry place,Protecte from Sunlight |
|
Item |
Standard |
|
Appearance |
White crystals or powder |
|
Glucuronic acid |
≥44% |
|
Sodium Hyaluronate |
≥91.0% |
|
Molecular weight |
(0.6 ~1.4) X106 |
|
Protein |
≤0.05% |
|
PH |
6.0~7.5 |
|
Transparency (0.1%solution) |
≥99.0% |
|
Loss on drying |
≤10% |
|
Residue on Ignition |
≤20% |
|
Heavy metals |
≤20ppm |
|
Arsenic |
≤2ppm |
|
Bacterial counts |
≤100cfu/g |
|
Molds & Yeast |
≤10cfu/g |
|
Staphylococcus aureus |
Negative |
|
Viable HemolyticalStreptococci |
Negative |
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