Table 4

The properties of watermelon seed-oil emulsions following storage.

Formulation pH of freshly prepared After 7 days After 6 cycles


pH %CI pH %CI
F1 6.82 ± 0.042 6.65 ± 0.038* 72.00 ± 9.14 N/A N/A
F2 6.77 ± 0.021 6.54 ± 0.026* 83.33 ± 10.32 N/A N/A
F3 7.03 ± 0.025 6.63 ± 0.015* Undetectable 5.67 ± 0.091* 65.56 ± 12.62
F4 6.90 ± 0.006 6.62 ± 0.025* Undetectable 5.59 ± 0.050* Undetectable
F5 6.94 ± 0.015 6.42 ± 0.006* 16.67 ± 7.33 N/A N/A
F6 6.77 ± 0.006 6.46 ± 0.015* Undetectable 5.62 ± 0.040* Undetectable
*

Asterisks indicate statistically significant differences (P < 0.05) between the pH values of the samples before and after the stability tests.

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