FAME Storage Time in an Optimized Natural Antioxidant Mixture

Table 6

Induction period values (in days) obtained through Rancimat method, according to simplex-centroid design of experiments.

Treatment	Mixture^a	Induction period/d
		110°C	115°C	120°C	130°C
1	(1; 0; 0)	0.75	0.50	0.29	0.17
2	(0; 1; 0)	0.67	0.56	0.40	0.21
3	(0; 0; 1)	0.78	0.48	0.35	0.18
4	(1/2; 1/2; 0)	0.82	0.57	0.38	0.20
5	(1/2; 0; 1/2)	0.69	0.49	0.36	0.18
6	(0; 1/2; 1/2)	0.79	0.49	0.34	0.19
7	(1/3; 1/3; 1/3)	0.61	0.54	0.38	0.16
8	(1/3; 1/3; 1/3)	0.63	0.50	0.37	0.16
9	(1/3; 1/3; 1/3)	0.62	0.55	0.37	0.16
Control	—	0.15	0.09	0.07	0.03

a(% rosemary; % oregano; % basil).