Table 5. Values of the Zone of Inhibition and Calculated % Activity Index of the Synthesized NPs.

	S. aureus		P. aeruginosa		P. vulgaris		E. aerogenes		E. coli
samples	zone of inhibition (mm)	% activity index	zone of inhibition (mm)	% activity index	zone of inhibition (mm)	% activity index	zone of inhibition (mm)	% activity index	zone of inhibition (mm)	% activity index
S1	8	57	8	36	1	13	4	18	7	41
S2	12	86	16	73	5	63	14	64	10	59
S3	13	93	18	82	3	38	16	73	14	82
S4	13	93	9	41	2	25	16	73	11	65
S5	14	100	21	95	2	25	20	91	12	71
S6	13	93	19	86	3	38	14	64	12	71
antibiotic	14	100	22	100	8	100	22	100	17	100