Greentech Biochemicals Co., Limited. is a reliable supplier for sodium hyaluronate. Our regular product is sodium hyaluronate cosmetic grade, it is mainly used as the beauty and cosmetic products.
Sodium Hyaluronate Cosmetic Grade
Source: Fermantation
Assay: Sodium Hyaluronate ≥91%, Glucuronic Acid ≥44%
Usage: Skin
Product Features: Water soluble, insoluble in acetone and ethanol.
Item | Standard |
Appearance | White or almost white powder or granule |
Glucuronic acid | ≥45.0% |
Sodium hyaluronate | ≥93.0% |
pH(0.5% aq. sol., 25℃) | 5.0~8.5 |
Absorbance(0.5% aq. sol., 25℃) | A280nm≤0.25 |
Transparency(0.5% aq. sol., 25℃) | T550nm≥99.0% |
Loss on drying | ≤10.0% |
Molecular weight | measured value |
Intrinsic viscosity | measured value |
Kinematic viscosity | measured value |
Protein | ≤0.1% |
Heavy metal (as Pb) | ≤20 mg/kg |
Bacteria counts | ≤100 cfu/g |
Molds & Yeasts | ≤50 cfu/g |
Staphylococcus aureus | Negative/g |
Pseudomonas aeruginosa | Negative/g |
Shelf Life | 2 Years |
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