Progress in Orthodontics

Table 2 Release of chromium ions from NiTi wires at various time-points

From: Release of nickel and chromium ions from orthodontic wires following the use of teeth whitening mouthwashes

	L&D	O&D	LB&D	OB&D	L&O	L&LB	L&OB	O&LB	O&OB	OB&LB
1 h	0.001	0.00	0.00	0.75	0.42	0.42	0.005	1.00	0.08	0.08
6 h	0.00	0.24	0.48	0.48	0.004	0.002	0.002	0.97	0.97	1.00
24 h	0.001	0.13	0.001	0.01	0.02	1.00	0.28	0.02	0.53	0.28
168 h	0.00	0.00	0.00	0.00	0.02	0.00	0.00	0.00	0.00	0.00

D distilled water, L Listerine, O Oral B, LB Listerine Advance White, OB Oral B 3D White Luxe

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