| Item | Specification | Result | |
| Description | White to off-white powder | Off-white powder | |
| Loss on drying | Less than 2.0% | 0.3% | |
| PH value | 6.5-9.5 | 7.4 | |
| Residue on ignition | 8.0-12.0% | 10.0% | |
| Content | It should contain monensin (C36H62O11) not less than 900mg/g (Calculated on dried basis) | 901mg/g | |
| Monensin A activity should not be less than 90% in the monensin | Monensin A activity in the monensin is 97% | ||
| Monensin A plus monensin B activity in the monensin should not be less than 95% | Monensin A plus monensin B activity in the monensin is 107% | ||