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Table 1 Physico-chemical properties of samples

From: Changes of physico-chemical properties of nano-biomaterials by digestion fluids affect the physiological properties of epithelial intestinal cells and barrier models

Samples Appearance Concentration (mg/ml) Z-average hydrodynamic diameter (nm)* ζ-potential (mV)** Suspension pH**
LSNPs
Lipid-surfactant nanoparticles
Colloidal suspension 12 135.0 ± 0.5
PDI 0.244
−16.3 ± 1.5 5.46
CNPs
Carbon nanoparticles
Colloidal suspension 1.2 130.8 ± 1.0
PDI 0.170
−52.6 ± 1.0 4.60
FNPs
PLGA-PEG coated Fe3O4 nanoparticles
Colloidal suspension 2 83.2 ± 0.5
PDI 0.169
−40.8 ± 1.0 6.84
HNPs
Hydroxyapatite nanoparticles
Powder 1 3126 ± 523
PDI 0.648
−2.0 ± 0.2 7.75
  1. PDI is referred to Polydispersity Index
  2. *DLS measurement, samples diluted in water (100 µg/ml)
  3. **ELS and pH measurement, samples diluted in water (100 µg/ml)