Sample

Particle size (nm)

Zeta Potential (mV)

CSNP

167.3 ± 4.1 (0.291)

21.8 ± 1.1

CHNP

215.0 ± 11.9 (0.359)

21.0 ±2.4

GCNP

166.5 ± 6.3 (0.323)

21.4 ± 0.7

GCHNP

189.3 ± 4.3 (0.244)

22.1 ± 0.6