Table 18.
Semi-refined cotton oil process with its color [110].
| Oil State during the Process | Color |
|---|---|
| Crude oil (C) | |
| First refining (1R) | |
| Second refining (2R) | |
| Washing (W) | |
| Washing and drying (WD) | |
| Final product (semi-refined oil) (FP) |
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