Table 1 |
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|
Average particle size and zeta potential of unmodified and modified nanosilica |
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|
nSP70 |
nSP70-N |
nSP70-C |
|
|
|
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|
Modification substance |
- |
NH2 |
COOH |
|
Mean particle size in water (nm) |
64.2 ± 0.6 |
72.7 ± 1.3 |
76.2 ± 1.6 |
|
Mean zeta potential (mV) |
-42.1 ± 0.6 |
-29.8 ± 0.5 |
-72.0 ± 1.9 |
|
|
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|
Each value represents the mean ± SD |
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|
Nabeshi et al. Nanoscale Research Letters 2011 6:93 doi:10.1186/1556-276X-6-93 |
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