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Surface roughness analysis of Parafilm M
| Scan size (μm × μm) | 20 × 20 | 10 × 10 | 5 × 5 | 1 × 1 |
|---|---|---|---|---|
| Number of images* | 9 | 11 | 8 | 8 |
| Root mean-square Rms or Rq ± SD (nm) | 60 ± 17 | 33 ± 15 | 14 ± 9 | 3 ± 5 |
| Roughness average Ra ± SD (nm) (ISO) | 40 ± 8 | 24 ± 10 | 10 ± 6 | 2 ± 3 |
Images have been taken from three individual pieces of Parafilm and different regions.
