Toxic Effects of Nickel Oxide Bulk and Nanoparticles on the Aquatic Plant Lemna gibba L.

Table 1

Change in dissolved free ionic nickel (in mg/L) released from different concentrations of NiO-NPs suspensions in L. gibba culture medium at 24 h of treatment.

[NiO-NPs] mg/L	[Free ionic Ni] mg/L
1	n/a
10	0.0510 ± 0.05
100	1.10 ± 0.6
1000	5.93 ± 0.2