Sodium Hyaluronate 1% HA Solution
This product is 1% HA aqueous solution with HA dissolving in injection grade water. It is colorless and transparent liquid, and widely used in various cosmetics applications such as cream, lotion, astringent, essence, facial cleanser, shampoo, hair conditioner, mousse and lip stick. This product is convenient to use due to it's direct use without dissolving.
| Characteristics | |
| White or almost white, very hygroscopic grain or powder, without odor, turn to clear solution when dissolved in water; insoluble in ethanol, | |
| acetone and aether. | |
| Examination | |
| pH | 6.0~7.5 |
| Transparency | ¡Ý97.0% |
| Loss on drying | ¡Ý12000-25000mPa¡¤s |
| Protein | ¡Ü0.002% |
| Heavy metals(as Pb) | ¡Ü0.2ug/ml |
| Assay | |
| Glucuronic Acid | ¡Ý4.4mg/ml |
| Microbial Examination | |
| Bacteria counts | £¼10CFU/ml |
| Mold&Yeast | £¼10CFU/ml |
| Staphylococcus aureus | negative |
| Pseudomonas aeruginosa | negative |