Airborne and surface contamination during automated media-fill simulation tests in the APOTECAchemo over 5 days
| Position | Settle plates (CFU/plate) | Contact plates (CFU/plate) | Fingerprints (CFU/5 fingers) | ||||||
| L1 | C2 | W3 | L1 | W2 | W3 | W4 | R | L | |
| Day 1 | 15 | 3 | 0 | 57 | 0 | 0 | 0 | 11 | 3 |
| Day 2 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 |
| Day 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Day 4 | 5 | 0 | 0 | 1 | 0 | 0 | 0 | 5 | 0 |
| Day 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 1 |
| Mean | 4 | 1 | 0 | 12 | 0 | 0 | 0 | 4 | 1 |
CFU, colony forming unit. L1: loading area, C2: carousel, W2: balance, W3: surface beneath the dosing device, W4: gripper of the robotic arm, R: right hand, L: left hand.