Investigation of Cytotoxicity of Phosphoryl Choline Modified Single-Walled Carbon Nanotubes under a Live Cell Station

Table 1

Physicochemical characterization of the SWCNTs and modified SWCNTs.

	Pristine SWCNTs	SWCNT-PC	SWCNT-PCn
Diameter (nm)	3–5	3–5	3–5
Length (𝜇m)	5–15	5–15	5–15
Purity (%)	97.52	98.76	98.94
Zeta potential in H2O (mV)	−36.7	−12.4	−10.5
Metal impurities (ppm)	Fe 152, Ni 89	Fe 110, Ni 56	Fe 106, Ni 54, Cu 87