CAS number： 137-40-6
Molecular formula： C3H5O2Na
molecular weight： 96.0612
Chemical structure：
| Product name | Sodium propionate | |
| Shelf life | 2 years | |
| Check item | Specificatians | Check conclusion |
| Content %≥ | 99.0-100.5 | 99.62 |
| Iron %≤ | 0.003 | 0.001 |
| Alkalinity ≤ | conform | conform |
| Heary metats ≤ | ≤4 | ≤4 |
| MOISTURE %≤ | 1 | 0.47 |
| Color shape | conform | conform |
| Smell | conform | conform |
