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Validation parameters for environmental water samples
| Sample | %Rapp* | %ME* | Intra-day precision (%RSD, n = 4) | Inter-day precision (%RSD, n = 4) | %Rrel* | MDL (ng/L) | MQL (ng/L) |
|---|---|---|---|---|---|---|---|
| River | 64 | + 1 | 5 | 7 | 105 | 3 | 8 |
| Effluent wastewater | 63 | − 9 | 3 | 5 | 94 | 9 | 21 |
| Influent wastewater | 64 | − 17 | 9 | 13 | 96 | 14 | 30 |
*for concentrations in each type of sample, see text
