Citrus peels Solvents Chlorophyll  A Chlorophyll  B Total carotenoids
Sour orange Ethyl acetate 0.15 0.12 5.65
Acetone 85%   0.15 0.12 4.63
Petroleum ether  0.06 0.29 4.56
n.hexane         0.11 0.03 4.45
Ethanol 90% 0.02 0.31 3.22
Grape fruit Ethyl acetate 0.08 0.03 1.42
Acetone 85% 0.17 0.11 1.26
Petroleum ether 0.23 0.02 1.10
n.hexane 0.14 0.23 0.62
Ethanol 90% 0.08 0.18 0.61
Table 2: Effect of some solvents on extraction of pigments (mg/L).