2.4. Color measurement
Color of RBO was measured, using a colorimeter (HunterLab,
Model ColorFlex, Virginia, USA), and recorded by using the CIE color
system profile of L*, a* and b*. Fifteen milliliters of each oil was
pipetted into a sample cup, and color value was obtained using
a D65/10 setting (daylight 65 illuminant/10 observer).