Eye-drop Grade hyaluronic acid Suppliers, Eye-drop Grade hyaluronic acid Manufacturers.
Test Items
|
Standard
|
Result
|
Appearance
|
White powder
|
White powder
|
Hyaluronic Acid
|
≥95%
|
95.4%
|
Molecular weight
|
(1.2-2.0) X 106
|
1.72 x 106
|
PH
|
6.0-7.5
|
6.9
|
Loss on drying
|
≤8%
|
6.8%
|
Protein
|
≤0.05%
|
0.03%
|
Nitrogen
|
3.0%-4.0%
|
3.4%
|
Heavy metal
|
≤10ppm
|
Complies
|
Bacterial counts
|
≤10cfu/g
|
Complies
|
Mold and Yeast
|
≤10cfu/g
|
Complies
|
Endotoxin
|
≤0. 5eu/mg
|
0.4eu/mg
|
Sterile Test
|
Complies
|
Complies
|
Shelf Life
|
Two Years
|
|
Conclusion
|
The results meet the standard
|
|
Company： |
Shandong Brother Sci.&Tech. Co.,Ltd |
E-mail： |
chem@netsun.com |
Address： |
Shouguang Bohai Industry Zone ,Shandong ,China |
Zip Code： |
262714 |
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