Feasibility Study on the Use of the Seeding Growth Technique in Producing a Highly Stable Gold Nanoparticle Colloidal System

Table 1

Mean particle size, surface plasmon resonance, and zeta potential value of Au nanoparticles for all samples.

Sample	Mean particle	Surface plasmon	Zeta potential (mV)
	Size (nm)	Resonance (nm)	As-synthesized	2 months
I	7.0 ± 1.7	520	80.3	58.7
J	14.3 ± 1.4	523	78.6	40.9
K	18.4 ± 3.0	527	73.2	42.4
L	30.1 ± 7.7	534	60.3	38.9