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Table 4 Release of nickel 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 0.00 0.29 0.002 0.29 0.00 0.00 0.00 0.03 1.00 0.03
6 h 0.00 0.53 0.00 0.04 0.00 0.00 0.00 0.00 0.44 0.00
24 h 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.13 0.00
168 h 0.00 0.99 0.92 0.89 0.00 0.00 0.00 0.98 0.98 1.00
  1. D distilled water, L Listerine, O Oral B, LB Listerine Advance White, OB Oral B 3D White Luxe