Total carotenoids (TC, mg/100 g) were extracted from 5 g of
pulp in 15 ml of isopropyl alcohol and 5 ml of hexane homogenized
in tissue homogenizer type Turrax for 2 min. After 3 rests and
washes of 30 min each the contents were filtered through cotton
with anhydrous sodium sulfate for a 25 ml volumetric flask
encased in aluminum paper, adding 2.5 ml of acetone and completing
with (hexane). The readings were made in spectrophotometer
at 450 nm