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. 2013 Feb 7;8:611–625. doi: 10.2147/IJN.S35661

Table 2.

Granulometric characteristics and visual aspect of W/O/W multiple nanoemulsions immediately after emulsification

Nanoemulsion Surfactant ratio MDS (nm)a PDIa Visual observation of W/O/W final emulsion
A 7:3 154.14 ± 1.21 0.062 ± 0.050 White
B 7:3  40.46 ± 0.20 0.099 ± 0.007 Bluish translucent
C 7:3 196.40 ± 4.39 0.202 ± 0.110 White
A′ 8:2 156.30 ± 0.40 0.183 ± 0.060 White
B′ 8:2  46.65 ± 0.17 0.117 ± 0.005 Bluish translucent
C′ 8:2 475.90 ± 25.50 0.543 ± 0.150 White
A″ 9:1 196.60 ± 1.50 0.244 ± 0.06 White
B″ 9:1 193.00 ± 0.36 0.228 ± 0.013 White
C″ 9:1 976.00 ± 342.00 0.087 ± 0.067 White

Notes:aData presented as mean value ± standard error (n = 3).

Abbreviations: MDS, mean droplet size; PDI, polydispersity index; W/O/W, water in oil in water.