Components (% w/w) LEO PFO PEG- 30 castor oil Span®80 PEG-15 castor oil PEG-40 castor oil PEG-40 hydrogenated castor oil Purified water 1.0 5.0 3.85 1.15 0.5 - - 88.5 1.0 5.0 3.85 1.15   0.5 - 88.5 1.0 5.0 3.85 1.15     0.5 88.5 2.0 5.0 3.85 1.15 0.5 - - 87.5 2.0 5.0 3.85 1.15   0.5 - 87.5 2.0 5.0 3.85 1.15     0.5 87.5 5.0 5.0 3.85 1.15 0.5 - - 84.5 5.0 5.0 3.85 1.15   0.5 - 84.5 5.0 5.0 3.85 1.15     0.5 84.5

Table 6: Influence of addition of co-surfactants.