Table 2.

Bioaccumulation of Cu(II), Cr(VI), Cd(II), Pb(II), Zn(II) and multi metal mixture by T. brevicompactum QYCD-6 (at 30 °C, 150 rpm and 120 h).

Metal	Co (mg L−1)	Xm (g L−1)	Ct (mg L−1)	Qm (mg g−1)	Uptake yield (%)
Cu(II)	30	3.88	18.12	4.67	60.40
	50	3.14	32.23	10.26	64.46
	100	1.72	60.31	35.06	60.31
Cr(VI)	30	4.98	6.94	1.39	23.13
	50	3.05	12.40	4.07	24.80
	100	2.01	31.83	15.84	31.83
Cd(II)	30	1.08	6.04	5.59	20.13
	50	0.83	8.42	10.14	16.84
	100	0.22	8.45	38.41	8.45
Pb(II)	30	5.12	28.80	5.63	96.00
	50	4.64	48.77	10.51	97.54
	100	6.05	81.11	13.40	81.11
Zn(II)	30	4.13	1.33	0.32	4.43
	50	3.91	2.31	0.59	4.62
	100	1.80	2.47	1.37	2.47
Multi metal	30	3.11	11.80	3.79	39.30
	50	1.89	22.95	12.14	45.90
	100	0.39	48.57	124.53	48.57

X: Dried biomass; Co: Initial metal ion concentrations; Ct: metal removal after 5 days; Qm: Specific metal ion uptake determined as the amount of metal per unit of dry biomass.