Product Category
Sodium Hyaluronate
LEKMoist HA
Sodium Hyaluronate
Category:
产品规格：
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隐藏域元素占位
Details
INCI Name: Sodium Hyaluronate
Application: Moisturizing products
CAS No.: 9067-32-7
Molecular Formula: (C14H20NO11Na)n
Molecular structure:
Quality Standard：
|
Item |
Quality Specification |
|
Appearance |
White or almost white powder or granule |
|
Sodium Hyaluronate |
≥ 93.0 % |
|
Glucronic Acid |
≥ 45.0 % |
|
pH (0.5% aq.sol..25℃) |
5.0-8.5 |
|
Transmittance (0.5% aq.sol..25℃) |
≥ 99.0 % |
|
Loss on drying |
≤ 10.0 % |
|
Molecular weight |
1.35 MDa |
|
Intrinsic viscosity |
21.8dL/g |
|
Protein |
≤ 0.05 % |
|
Heavy Metal (as Pb) |
≤ 20 ppm |
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