Dynamics of mercury content changes in snow in the heating season on the example of the city of Siedlce
y | 29 mar 2019
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Publicado en línea: 29 mar 2019
Páginas: 19 - 24
DOI: https://doi.org/10.2478/oszn-2019-0004
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© 2019 Joanna Jabłońska, Mariusz Kluska, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Figure 1
Figure 2
![Structure of a compound used in terminating electrolyte: 4,4’-bis{1-(N-perhydroazepiniomethyl)[spirobi(1-sila-2,5-dioxacyclopentane-3-on)]ate}](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/647269f9215d2f6c89dc7266/j_oszn-2019-0004_fig_002.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Date=20240722T221015Z&X-Amz-SignedHeaders=host&X-Amz-Expires=18000&X-Amz-Credential=AKIA6AP2G7AKP25APDM2%2F20240722%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Signature=860a75a2d0cdf2e6160c9aedf745c49da03ad4e48ee5295e1b5ee46c0e811cb3)
Characteristic of elaborated analytical method
| Parameter | Unit | In conversion to Hg |
|---|---|---|
| Precision1 | % | 4.7 |
| Recovery2 | % | 93 ± 4 |
| Linearity3 | μg/dm3 | 0.15–10.0 |
| Limit of detection4 | μg/dm3 | 0.03 |
| Limit of quantification5 | μg/dm3 | 0.10 |
Average mercury content [μg/dm3] in the tested snow samples (n = 5)
| Sampling point marked on the map | December Min–Max (average) | SD, % | January Min–Max (average) | SD, % | February Min–Max (average) | SD, % |
|---|---|---|---|---|---|---|
| 1 (housing development Topolowa) | 0.27–0.35 (0.32) | 3.8 | 0.22–0.29 (0.25) | 2.9 | 0.26–0.36 (0.32) | 4.5 |
| 2 (housing development Nowe Siedlce) | 0.23–0.28 (0.26) | 1.9 | 0.20–0.28 (0.25) | 3.2 | 0.22–0.35 (0.34) | 4.7 |
| 3 (housing development Żwirowa) | 0.30–0.39 (0.35) | 3.3 | 0.33–0.38 (0.36) | 1.9 | 0.29–0.38 (0.34) | 3.4 |
| 4 (housing development Nad Zalewem) | 0.25–0.33 (0.28) | 3.4 | 0.21–0.32 (0.27) | 4.3 | 0.23–0.33 (0.28) | 4.0 |