Zinc-Containing Hydroxyapatite Enhances Cold-Light-Activated Tooth Bleaching Treatment In Vitro

Table 2

EDS atomic ratios calculated from peaks of references and samples.

	Zn/(Ca + Zn)	(Zn + Ca)/(P + C)
0 n-HA	0	1.6704
1% Zn-HA	0.0105	1.6591
2% Zn-HA	0.0218	1.6678
4% Zn-HA	0.0388	1.6708
8% Zn-HA	0.0837	1.6801