Table 3:

The mean ΔL, Δa and Δb values and standard deviation of Filtek Z250 compared to Filtek Z350XT in different solutions after seven and 14 days

	7 days						14 days
	Filtek Z250			Filtek Z350			Filtek Z250			Filtek Z350
	ΔL	Δa	Δb	ΔL	Δa	Δb	ΔL	Δa	Δb	ΔL	Δa	Δb
Control	−0.59± 0.53	0.14± 0.08	1.01± 0.43	0.49± 0.24	0.15± 0.10	0.16± 0.32	0.11± 0.65	−0.06± 0.11	0.85± 0.48	0.64± 0.39	0.27± .009	−0.07± 0.35
Kin	−0.49± 0.52	0.15± 0.25	1.46± 0.89	0.73± 0.95	0.36± 0.12	−0.26± 0.58	−0.29± 0.66	0.4± 0.46	1.34± 0.95	1.24± 0.09	0.59± 0.19	−0.22± 0.59
Vi-One	−0.87± 2.58	0.12± 0.27	1.83± 1.13	0.94± 0.83	0.27± 0.09	−0.50± 0.33	0.34± 2.61	−0.003± 0.2	1.71± 1.15	1.31± 0.92	0.42± 0.93	−0.65± 0.32
Epimax	−1.62± 0.74	0.40± 0.21	0.85± 0.33	−0.51± 0.33	0.33± 0.09	−0.58± 0.39	−1.8± 0.66	0.54± 0.33	1.09± 0.56	−0.7± 0.29	0.48± 0.08	−0.73± 0.43
Hexodine	−0.52± 0.29	−0.35± 0.41	1.09± 1.18	0.15± 0.53	−0.07± 0.10	−1.02± 0.56	0.1± 0.45	−0.69± 0.42	2.01± 1.4	0.39± 0.57	−0.14± 0.15	−1.26± 0.59
Chlorhexidine	−0.55± 0.65	0.96± 0.56	2.08± 1.27	−0.35± 0.39	0.21± 0.17	−1.05± 0.4	−0.6± 0.91	0.08± 0.48	1.95± 1.25	−1.66± 0.4	0.37± 0.26	−1.12± 0.5
Najo	0.16± 0.80	0.48± 1.64	1.97± 1.30	0.01± 0.3	0.20± 0.09	−0.71± 0.33	−0.59± 0.84	0.45± 1.68	2.09± 1.24	0.39± 0.34	0.36± 0.13	−0.6± 0.37
Behsa	−0.82± 0.34	0.99± 0.25	1.32± 0.39	−0.17± 0.47	0.93± 0.13	−1.35± 0.78	−0.59± 0.84	1.44± 0.4	1.36± 0.68	−2.06± 0.58	1.44± 0.27	−1.67± 0.89