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Contact angles values of the investigated samples.
| Content of DSS [wt%] | 0 | 2.5 | 6 | 12.5 | 25 | 50 |
| Contact Angle [°] | 100 ± 4 | 87 ± 4 | 68 ± 8 | 33 ± 3 | n.d. | n.d. |
n.d.—not determined since the droplet soaked into the sample immediately after contact with the measured surface when measuring the contact angle.
