Table 3:
Sample | Air | Airflow | Serratia | Corrected | CFU/FT3 | %Survival | Log | % | |
Sampling | Velocity | marcescens | Particle | of air | |||||
Number | Duration | Positive hole | CFU/Control | Reduction | Effective | ||||
(fpm) | Counts | (count/min) | |||||||
| (min) |
| count |
|
|
|
|
| |
|
|
|
|
|
|
|
|
| |
1 | 2.5 | 1000 | 21 | 22 |
|
|
|
| |
2 | 2.5 | 1000 | 27 | 28 |
|
|
|
| |
|
|
|
|
|
|
|
|
| |
3 | 2.5 | 1000 | 28 | 29 |
|
|
|
| |
|
|
|
|
|
|
|
|
| |
4 | 5 | 1000 | 48 | 51 |
|
|
|
| |
Total min = 12.5 |
| Total Corrected | = 130 | 10.40 | 9.67 | 1.01 | 90.33 | ||
|
|
| Particle Counts |
|
|
|
|
| |
|
|
|
| Control: | 107.50 |
|
|
| |
|
|
|
|
|
|
|
|
| |
1 | 5 | 500 | 8 | 8 |
|
|
|
| |
2 | 5 | 500 | 10 | 10 |
|
|
|
| |
|
|
|
|
|
|
|
|
| |
3 | 5 | 500 | 17 | 17 |
|
|
|
| |
|
|
|
|
|
|
|
|
| |
4 | 10 | 500 | 28 | 29 |
|
|
|
| |
Total min = 25 |
| Total Corrected | = 64 | 2.56 | 0.95 | 2.02 | 99.05 | ||
|
|
| Particle Counts |
|
|
|
|
| |
|
|
|
| Control: | 269.00 |
|
|
| |
|
|
|
|
|
|
|
|
| |
Page 7
