Table 2.

Responses obtained for the assay without preservative.

Condition	EME	COC	COET	BEG	NCOC	COD	MOR	6-MAM
1	0.16 ± 0.008	0.17 ± 0.002	0.14 ± 0.019	0.36 ± 0.050	0.03 ± 0.008	0.02 ± 0.004	0.21 ± 0.015	0.03 ± 0.006
2	0.16 ± 0.011	0.18 ± 0.021	0.24 ± 0.010	0.30 ± 0.005	0.06 ± 0.007	0.03 ± 0.021	0.39 ± 0.099	0.03 ± 0.008
3	0.15 ± 0.034	0.18 ± 0.002	0.28 ± 0.034	0.36 ± 0.04	0.07 ± 0.005	0.02 ± 0.0006	0.21 ± 0.009	0.03 ± 0.005
4	0.18 ± 0.031	0.17 ± 0.058	0.29 ± 0.016	0.28 ± 0.071	0.08 ± 0.002	0.02 ± 0.009	0.46 ± 0.097	0.03 ± 0.0002

Mean values ± standard deviation. 1: refrigerator temperature, presence of light; 2: refrigerator temperature, absence of light; 3: room temperature, presence of light; and 4: room temperature, absence of light.