Test Items
|
Standard
|
Result
|
Appearance
|
White powder
|
White powder
|
Hyaluronic Acid
|
≥95%
|
95.7%
|
Molecular weight
|
(1.0-1.5) X 106
|
1.31 x 106
|
PH
|
6.0-7.5
|
6.8
|
Loss on drying
|
<10%
|
9.4%
|
Protein
|
≤0.1%
|
0.09%
|
Nitrogen
|
2.0-3.0%
|
2.3%
|
Heavy metal
|
<20ppm
|
Complies
|
Bacterial counts
|
<1000cfu/g
|
Complies
|
Mold and Yeast
|
<100cfu/g
|
Complies
|
Shelf Life
|
Two Years
|
|
Conclusion
|
The results meet the standard
|
|