Recovery rates of ColorSeed®Giardia cysts and Cryptosporidium oocysts in raw and treated wastewater
| Trial . | Turbidity (NTU) . | Method (# replicates) . | % Cyst recovery (mean ± SD) . | % Oocyst recovery (mean ± SD) . |
|---|---|---|---|---|
| 1 | 165 | TC (4) | 85.0 ± 12.9 | 20.0 ± 8.2 |
| 2 | 23.8 | TC (4) | 62.5 ± 15.0 | 17.5 ± 5.0 |
| 3 | 23.8 | MF (4) | 35.0 ± 5.8 | 12.5 ± 5.0 |
| 4 | 23.8 | C + IMS (4) | 27.5 ± 4.1 | 7.0 ± 2.6 |
| 5 | 6.5 | MF (4) | 67.5 (± 12.6) | 22.5 (± 15) |
| 6 | 6.5 | MF + IMS (4) | 47.8 (± 5.7) | 35.3 (± 6.1) |
| Trial . | Turbidity (NTU) . | Method (# replicates) . | % Cyst recovery (mean ± SD) . | % Oocyst recovery (mean ± SD) . |
|---|---|---|---|---|
| 1 | 165 | TC (4) | 85.0 ± 12.9 | 20.0 ± 8.2 |
| 2 | 23.8 | TC (4) | 62.5 ± 15.0 | 17.5 ± 5.0 |
| 3 | 23.8 | MF (4) | 35.0 ± 5.8 | 12.5 ± 5.0 |
| 4 | 23.8 | C + IMS (4) | 27.5 ± 4.1 | 7.0 ± 2.6 |
| 5 | 6.5 | MF (4) | 67.5 (± 12.6) | 22.5 (± 15) |
| 6 | 6.5 | MF + IMS (4) | 47.8 (± 5.7) | 35.3 (± 6.1) |
TC, triple centrifugation; MF, membrane filtration; C, centrifugation; IMS, immunomagnetic separation; SD, standard deviation.