Oil

Percentage of FFA cotton

Percentage of FFA in sunflower oil

Percentage of FFA in palm oil

Unbleached oil

3.5

3.7

3.3

Raw clay

3.3 - 3.6

3.7 - 3.8

3.4 - 3.5

5% leached

3.6

3.7 - 3.9

3.4 - 3.7

10% leached

3.6 - 3.8

3.7 - 3.9

3.5 - 3.8

20% leached

3.7 - 3.9

3.8 - 4.0

3.7 - 3.8