Table 3.
Quantitative analysis of size and aspect ratio of the primary particles (geometric mean ± geometric standard deviation) and size range of the agglomerates/aggregates in the samples.
| Feret Min (nm)± | Feret Max (nm)* | Feret Mean (nm) | % of Particles < 100 nm | Aspect Ratio | Agglomerate/ Aggregate Size Range (nm) | ||
|---|---|---|---|---|---|---|---|
| NM-102 | U | 20.2 ± 1.1 | 29.8 ± 1.3 | 24.6 ± 1.3 | 100 | 1.5 ± 1.3 | 111.8–315.0 |
| D | 21.2 ± 1.1 | 31.2 ± 1.1 | 25.7 ± 1.1 | 100 | 1.5 ± 1.1 | 123.9–334.0 | |
| NM-103 | U | 16.6 ± 1.2 | 30.1 ± 1.4 | 22.4 ± 1.4 | 100 | 1.8 ± 1.4 | 102.3–400.4 |
| D | 16.7 ± 1.3 | 29.6 ± 1.4 | 22.2 ± 1.4 | 100 | 1.8 ± 1.4 | 94.3–198.2 | |
| NM-105 | U | 17.6 ± 1.3 | 24.3 ± 1.2 | 20.7 ± 1.2 | 100 | 1.4 ± 1.2 | 66.4–162.2 |
| D | 18.3 ± 1.3 | 25.4 ± 1.3 | 21.6 ± 1.3 | 100 | 1.4 ± 1.3 | 48.7–195.5 |
U, undigested sample; D, digested sample.