Research Article
Some Observations on Carbon Nanotubes Susceptibility to Cell Phagocytosis
Table 1
Purity of carbon nanotubes before and after chemical oxidative treatment.
| Chemical oxidation | Samples | Concentration (wt.%) | Fe | Co | Al | Ni |
| Before | SWCNH | 1.8 | 0.007 | 0.5 | 0.2 | After | SWCNH-F | 0.05 | 0.0001 | 0.04 | 0.003 | Before | MWCNT | 0.3 | 0.006 | 0.06 | 1.2 | After | MWCNT-F | 0.01 | 0.001 | 0.01 | 0.1 | Before | ULSWCNT | 0.003 | 0.8 | 0.02 | 0.002 | After | ULSWCNT-F | 0.0001 | 0.08 | 0.006 | 0.0003 |
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