Table 5.
Repeatability and intermediate precision results of the PTA method.
| Material | Zeta Potential (mV) | n r | n ip | ur (%) | uip (%) |
|---|---|---|---|---|---|
| - | Between-days (variable camera level and detection threshold) | ||||
| DTS 1235 | −44.1 | 3 | 6 | 2.1 | 3.0 |
| ERM-FD305 | −52.4 | 3 | 6 | 1.0 | 3.4 |
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