Item | Standard | Item | Standard |
Appearance | White powder | Moisture | ≤10% |
Appearance of Solution (Absorbance) | A600nm ≤0.01 | Chlorides | ≤0.5% |
Nucleic Acid | A260nm ≤0.05 | Iron (as Fe) | ≤80ppm |
Sodium Hyaluronate | 95.0%~105.0% | Heavy Metals | ≤10ppm |
Molecular Weight | 0.5~2.0Million Da or Customized | Residual Solvents (Ethanol) | ≤0.5% |
PH | 6.0~7.5 | Bacterial Endotoxins | <0.05 IU/mg |
Protein | ≤0.1% | Bacteria Count | <100 cfu/g |