玻尿酸(原液)
Import Source : AshlandCo. Ltd. come from U.S.A.
CERTIFICATE OF ANALYSIS
Product Name: Sodium Hyaluronate Solution
ITEM SPECIFICATION RESULT
Appearance |
Colorless,clear and viscous liquid |
Pass |
Ph |
5.0-7.6 |
6.16 |
Heavy Metals |
NMT 20 ppm |
complied |
Arsenic |
NMT 2 ppm |
complied |
Water content(KF) |
NMT 10.0% |
4.63% |
Uronic acid content |
45.0~48.4% |
47.98% |
Sodium hyaluronic acid |
7.91% |
|
Residue on ignition |
NMT 15% |
15.4% |
Other acidic |
Not Detected |
Pass |
Molecular weight |
0.5~1.1 Mda |
1.05 Mda |
Bacteria counts |
≦100/g |
10/g |
Yeast & Mold |
≦100/g |
≦10/g |
E.coli |
Negative |
Negative |
S.Aureus |
Negative | Negative |
S.Apecies |
Negative | Negative |
We hereby certify that the above is true and correct.
Storage: Store in a well-closed container away from moisture
Shelf Life 1 year if sealed and store from direct sun light