Table 1.

The result for mortality rate (24 and 48 hours) of brine shrimp Artemia nauplii treated with various nanomolar concentrations of silver nanoparticles.

Parameter	Concentration levels in nanomolar (nm)	Initial number of Artemia nauplii	Number of nauplii dead after 24 hours	Number of nauplii dead after 48 hours	% of mortality after 24 hours (mean ± SD)	% of mortality after 48 hours (mean ± SD)
Mortality rate after 24 and 48 hours	Control	30	2	11	6.60 ± 0.57	36.60 ± 0.57
	2	30	5	18	16.60 ± 0.57	60.00 ± 1.73
	4	30	10	25	33.30 ± 1.52	83.30 ± 0.57
	6	30	11	26	36.60 ± 0.57	86.60 ± 0.57
	8	30	13	27	43.30 ± 0.57	90.00 ± 1.00
	10	30	16	27	53.30 ± 1.15	90.00 ± 1.00
	12	30	20	28	66.60 ± 0.57	93.30 ± 0.57