Table 5.

Correlation dependence of the main studied indicators.

	B. subtilis 7048			B. licheniformis 7038			B. clausii
	Metal concentration in the substrate	Optical density	Metal sorption (g/L)	Metal concentration in the substrate	Optical density	Metal sorption (g/L)	Metal concentration in the substrate	Optical density	Metal sorption (g/L)
Metal concentration in the substrate	1.00			1.00			1.00
Optical density at stationary growth phase	0.41	1.00		0.28	1.00		0.64∗	1.00
Metal sorption (g/L)	0.99∗∗	0.36	1.00	0.85∗∗	0.29	1.00	0.90∗∗	0.74∗∗	1.00

⁣^∗p < 0.05; ⁣^∗∗p < 0.01.