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Test Items
|
Standard
|
Appearance
|
White powder
|
Glucuronic Acid
|
≥42%
|
Sodium Hyaluronate
|
≥87%
|
Olecular Weight
|
0.8-1.5X106
|
Protein
|
≤0.05%
|
pH
|
6.0-7.5
|
Transparency (0.1% solution)
|
≥99%
|
Loss on drying
|
≤10%
|
Strong Heat Residue
|
≤20%
|
Heavy metals
|
≤10ppm
|
Bacterial counts
|
<100cfu/g
|
Mold & Yeast
|
<100cfu/g
|
Conclusion
|
The results meet the standard
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