Product Detail
Product Tags
|
|
Item |
Standard |
1 Appearance |
White or almost white powder or granule |
2 Glucuronic acid |
≥45.0%
|
3 Sodium hyaluronate |
≥93.0%
|
4 pH(0.5% aq. sol., 25℃) |
5.0~8.5
|
5 Absorbance(0.5% aq. sol.) |
A280nm≤0.25 |
6 Transparency (0.5% aq. sol.) |
T550nm≥99.0% |
7 Loss on drying |
≤10.0%
|
8 Intrinsic viscosity |
measured value |
9 Molecular weight |
measured value |
10 Bulk density |
measured value |
11 Protein |
≤0.1%
|
12 Residue on ignition |
≤20.0%
|
13 Heavy metal (as Pb) |
≤10 mg/kg |
14 Arsenic |
≤2 ppm
|
15 Bacteria counts |
≤100 cfu/g |
16 Molds & Yeas |
≤50 cfu
|
17 Staphylococcus aureus |
Negative
|
18 Escherichia coli |
Negative
|
19 Salmonella |
Negative
|
Previous: Vitamin B5(D-Calcium Pantothenate)
Next: Vitamin B2(Riboflavin)