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CAS NO.9004-61-9
Supply Hyaluronate Sodium CAS 9004-61-9 Crosspolymer Hyaluronic Acid Sodium Salt | ||
Product Name | Hyaluronic Acid Sodium | |
CAS | 9004-61-9 | |
Einecs No | 232-678-0 | |
Place of Origin | Shanghai China | |
Grade Standard | Cosmetic Grade | |
Usage | For Skin Care Products |
Item | Standard | Item | Standard |
Appearance | White Powder | Molecular weight | (0.8-1.2)*106 |
Identify | Infrared absorption | Bulk density | 0.2-0.5g/cm3 |
Glucuronic acid | Glucuronic acid | Protein | ≤0.1% |
Sodium hyaluronate | 95.0-105.0% | Chlorides | ≤0.5% |
PH(0.5% aq. sol., 25℃) | 5.0~8.5 | ash content | <13% |
Absorbance(0.5% aq. sol., 25℃) | A280nm≤0.25 | Residue on ignition | ≤20.0% |
Appearance of Solution | T550nm≥99.0% | Heavy metal (as Pb) | ≤20mg/kg |
Loss on drying | ≤10.0% | Iron | ≤2mg/kg |
Intrinsic viscosity | 16.6-17.7 dL/g | Arsenic | ≤2mg/kg |
Bacteria counts | ≤100cfu/g | Staphylococcus aureus | Negative/g |
Molds & Yeasts | ≤10cfu/g | Salmonella | Negative/g |
Hemolysis | Negative/g | Escherichia coli | Negative/g |
Viable Hemolytical Streptococci | Negative/g | Conclusion: | Up to the EP9.0 standards |