Method of Analysis at the U.S. Geological Survey California Water Science Center, Sacramento Laboratory – Determination of Haloacetic Acid Formation Potential, Method Validation, and Quality-Control Practices
Barbara C. Zazzi, Kathryn L. Crepeau, Miranda S. Fram and Brian A. Bergamaschi
Table 7
Method detection limits for nine haloacetic acids and the surrogate compound determined from analysis of eight replicate samples of spiked organic-free water.
[
μg/L, micrograms per liter]
| Analyte | Spiked concentration (μg/L) | Standard deviation (μg/L) | Method detection limit (μg/L) |
|---|
| Bromochloroacetic acid | 0.40 | 0.054 | 0.16 |
|---|
| Bromodichloroacetic acid | 0.40 | 0.036 | 0.11 |
|---|
| Dibromochloroacetic acid | 1.0 | 0.12 | 0.36 |
|---|
| Dibromoacetic acid | 0.20 | 0.048 | 0.14 |
|---|
| Dichloroacetic acid | 0.60 | 0.14 | 0.42 |
|---|
| Monobromoacetic acid | 0.40 | 0.083 | 0.25 |
|---|
| Monochloroacetic acid | 0.60 | 0.15 | 0.45 |
|---|
| Tribromoacetic acid | 2.0 | 0.13 | 0.39 |
|---|
| Trichloroacetic acid | 0.20 | 0.047 | 0.14 |
|---|
| 2-bromopropionic acid (surrogate) | 1.0 | 0.083 | 0.25 |
|---|