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Effect of concentration on the pour point of oil samples at the volume ratio of modified polystyrene to diesel.
| Concentration (mg/L) | Pour Point | ||||
|---|---|---|---|---|---|
| 1:1 | 1:2 | 1:4 | 1:9 | 1:10 | |
| 0 | 23.5 | 23.5 | 23.5 | 23.5 | 23.5 |
| 100 | 22.8 | 21.1 | 20.6 | 21.0 | 21.3 |
| 300 | 21.7 | 19.0 | 18.7 | 20.2 | 19.0 |
| 500 | 19.6 | 19.7 | 17.9 | 18.6 | 17.1 |
| 800 | 17.2 | 17.7 | 16.2 | 16.5 | 15.9 |
| 1000 | 16.3 | 16.0 | 14.7 | 14.9 | 15.1 |
