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Table 1 MWCNT Characterization [19]

From: Respiratory and systemic impacts following MWCNT inhalation in B6C3F1/N mice

Manufacturer

Sun Innovations

Average Diametera

15 nm (N = 90)

Length Estimateb

2.6 um (N = 102)

Purityc

99%

Elemental Analysisd

 C

97%

 H, N, S

< 0.5%

 Ni

0.52%

 Cl, Co, Fe, Cu

< 0.01%

Surface Compositione

 C

98%

 O

2%

 Average Surface Areaf

175m2/g

 Skeletal Densityg

2.0 g/cm3

 Zeta potentialh

−30 mV

  1. aTEM Transmission electron microscopy
  2. bSEM Scanning electron microscopy
  3. cTGA Thermogravimetric analysis
  4. dCarbon, hydrogen, nitrogen and sulfur determined by C,H,N,S analyzer. Ni presence indicated by EDS spectra
  5. Ni, Cl, Co, Fe and Cu quantitated by NAA
  6. eXPS survey scan
  7. fBET analysis
  8. gHelium gas picnometry
  9. hElectrophoretic velocimetry
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Particle and Fibre Toxicology

ISSN: 1743-8977

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