Certificate of Analysis
| Product Name: | 1,2-Propanediol (Propylene glycol) |
| Catalog Number: | M19963 |
| CAS Number: | 57-55-6 |
Physical and Chemical Properties
| Formula: | C3H8O2 |
| Molecular Weight: | 76.09 |
| Solubility: | Miscible with Water |
| Storage: | 4°C, dry, sealed |
| Chemical Structure: |  |
Analytical Data
| QC Standard: | >99.5% |
| H-NMR: | Consistent with structure |
Product Information
| Description: | Propylene glycol (1,2-propanediol) is a synthetic liquid substance that can be used as a solvent and excipient for oral and topical compounds to increase the solubility and stability. |
| Stability and Solubility Advice: | Information concerning product stability, particularly in solution, has rarely been reported and in most cases we can only offer a general guide. We recommend that stock solutions, once prepared, are stored aliquoted in tightly sealed vials and used within 1 month. Avoid repeated freeze and thaw cycles. Storage conditions for some special products should refer to their storage details. |