Table 1:
Soluble fraction of nickel (mg L
−1
) released from NiO-NPs in BG-11 culture medium at pH 7.
[NiO-NPs]
[Ni
2+
]
mg L
−1
mg L
−1
0.1
n/a
1
n/a
10
0.80 ± 0.05
100
6.42 ± 0.6
n/a: not detected.