A Magnetic and pH-Sensitive Composite Nanoparticle for Drug Delivery

Table 1

The fabrication condition and characterizations of composite nanoparticles.

Entry	Preparative parameters	Characterization
	Weight ratio of Fe3O4 and Ac-β-CD	Diameter (nm)	Hydrodynamic diameter		Zeta potential (mV)
			Eff. diam. (nm)	PDI
Ac-β-CD nano	0 : 10	194 ± 60	253	0.150	−12.1 ± 7.3
Com-nano 1	1 : 10	183 ± 38	234	0.164	−13.8 ± 8.4
Com-nano 2	10 : 10	206 ± 74	224	0.203	−12.7 ± 4.2