Table 2.

Total carotenoid content (µg g⁻¹) found in the assays proposed by the simplex centroid mixture design using the UAE and CE methods.

Assay	*a (%)	*e (%)	*p (%)	*m (%)	UAE	CE
A1	100				93.30 ± 2.72	102.19 ± 1.76
A2		100			117.63 ± 0.39	112.50 ± 0.99
A3			100		94.82 ± 3.92	105.44 ± 0.33
A4				100	122.34 ± 3.08	118.99 ± 0.27
A5	50	50			124.93 ± 3.00	123.15 ± 0.67
A6	50		50		102.29 ± 6.54	125.57 ± 3.03
A7	50			50	164.63 ± 5.50	133.68 ± 0.54
A8		50	50		117.21 ± 5.13	110.90 ± 0.09
A9		50		50	161.16 ± 0.00	122.03 ± 1.61
A10			50	50	159.14 ± 4.35	132.00 ± 2.41
A11	33.3	33.3	33.3		151.38 ± 1.66	140.03 ± 9.84
A12	33.3	33.3		33.3	161.06 ± 5.52	125.42 ± 3.31
A13	33.3		33.3	33.3	145.24 ± 1.64	135.87 ± 2.22
A14		33.3	33.3	33.3	130.99 ± 6.44	128.36 ± 5.52
A15	25	25	25	25	128.53 ± 1.20	137.77 ± 0.67

*Acetone (a), ethanol (e), petroleum ether (p) and methanol (m).