Particle Size (µm) | Mass of Sorbent before sorption (g) | Mass of Sorbent after sorption (g) | Mass of Sorbent after squeezing (g) | Oil sorption (g) | % Swelling | % Retention |
1000 | 0.1 | 0.625 | 0.506 | 0.119 | 525 | 406 |
562 | 0.1 | 0.580 | 0.312 | 0.268 | 480 | 212 |
250 | 0.1 | 0.548 | 0.397 | 0.151 | 448 | 297 |
125 | 0.1 | 0.123 | 0.079 | 0.044 | 23 | −21 |