Sodium Hyaluronate
- CAS
- 9067-32-7
- EC
- 618-620-0
- Sectors
- Pharma & Healthcare, Personal Care & Cosmetics, Food & Nutrition
Sodium hyaluronate, the sodium salt of hyaluronic acid, is a white powder with formula (C14H20NNaO11)n and variable high molecular weight. Highly hygroscopic, soluble in water forming viscous solutions, insoluble in organics; stable for 3 years in sealed containers, produced from microbial fermentation or extraction.
Typical Properties
| Molecular weight | 403.31 g/mol |
|---|---|
| Appearance | solid |
| Form | Powder |
| Color | White to cream |
| Melting point | >209°C (dec.) |
| Water solubility | SOLUBLE |
| pH | pH(2g/l,25°C) : 5.5～7.5 |
| HS code | 39139000 |
| Grades available | Pharma Grade, Cosmetic Grade |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Sodium Hyaluronate
Applications
Used in cosmetics as a humectant and skin conditioner, pharmaceuticals for joint injections and eye surgery, drug delivery systems for cancer and ophthalmology, and in food as a stabilizer.
Safety & Risks
Low toxicity; may irritate eyes or skin upon contact, avoid dust inhalation or mist. Stable under ambient conditions; incompatible with strong oxidizers. Use PPE; no major environmental concerns.
Packaging
In tightly sealed containers, 25kg drums or bags; store cool and dry; avoid contact with skin during handling; dispose rinsed packaging via recycling.