| Experimental Serial Number | itaconic Acid:Methacrylic Acid (g:g) | Crustation Inhibitor Efficiency (%) |
| 1 | 1:2 | 53.47 |
| 2 | 1:1.5 | 56.64 |
| 3 | 1:1 | 58.96 |
| 4 | 1.5:1 | 60.47 |
| 5 | 2:1 | 62.53 |