Evaluation of Metal Ion Concentration in Hard Tissues of Teeth in Residents of Central Poland

Table 2

Average concentration of chromium in hard tissues of impacted teeth (μg/g).

Tissue	Enamel			Dentin			Total
Place of residence	Concentration; (μg/g)	SD		Concentration; (μg/g)	SD		Concentration; (μg/g)	SD
Urban	0.510	0.188		0.640	0.1723		0.575	0.180
Rural	0.510	0.188		0.640	0.1723		0.575	0.180