Table IV
Change in Catalyst Breaking Strength Before and After Use
| Sample number | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
|---|---|---|---|---|---|---|---|---|---|---|
| New catalyst strength, kg | 2.8 | 3.3 | 3.4 | 3.5 | 3.5 | 3.5 | 3.5 | 3.7 | 3.8 | 4.0 |
| Average strength, kg | 3.5 | |||||||||
| Catalyst strength after 58 h, kg | 2.6 | 3.3 | 3.3 | 3.4 | 3.4 | 3.5 | 3.5 | 3.6 | 3.6 | 4.1 |
| Average strength, kg | 3.4 | |||||||||