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Characterization of MWCNTs.
| P-MWCNT | MWCNT-NH2 | MWCNT-COOH | |
|---|---|---|---|
| Length [nm] | 500 to >2000 | ||
| External diameter [nm] | 20 - 30 | ||
| Specific surface area [m2/g] [67] | 250-400 | ||
| Number of side groups [22] [modifications/1000 nm length] | - | ~5000 | |
| Zeta-potential in H2O [mV] | -2 | +26 | -57 |
| Zeta-potential in plasma [mV] | -23 | -24 | -24 |
| Zeta-potential in Curosurf [mV] | -63 | -50 | -56 |
