Table 3.

Characteristic of Ag-NPs synthesised using aqueous extracts of flowers of Tanacetum vulgare L.

Parameter	Mean	Std	RSD%	Min	Max
ζ-potential (mV)	−23.30	1.09	−4.68	−22.15	−24.32
conductivity (mS/cm)	0.61	-	-	0.61	0.61
wall ζ-potential (mV)	−31.26	0.89	−2.87	−30.46	−32.23
quality factor	1.53	0.42	27.65	1.10	1.94
Z-average (nm)	88.73	0.81	0.92	88.02	89.87
polydispersity index (PDI)	0.24	0.01	4.51	0.23	0.25
mean by intensity ordered by area (nm)	114.85	2.85	2.48	111.60	118
area by intensity ordered by area (%)	100	0	0	100	100