Table 4.

Chemical composition of bacterial cells after 28 days.

Chemical composition [10−10 μmol/cell]
	Si	Al	Mg	Ca	Na	K	Fe
B1	0.02	B.D	0.12	0.01	0.01	0.09	B.D
B2	0.04	B.D	0.09	0.02	0.02	0.08	0.03
B3	B.D	B.D	0.13	0.05	B.D	0.10	0.01

B.D is below the detection limits.