Raw oil

Raw oil

0% acid

0% acid

5% acid

5% acid

10% acid

10% acid

20% acid

20% acid

Metal/ppm

Fe

Cu

Fe

Cu

Fe

Cu

Fe

Cu

Fe

Cu

Sunflower

1.70

0.25

1.50

0.21

1.30

0.20

1.10

0.18

0.80

0.10

Palm oil

3.10

0.07

1.80

0.05

1.30

0.40

1.10

0.05

1.00

0.04

Cotton oil

2.60

0.35

2.13

0.30

2.00

0.25

1.70

0.20

1.21

0.10