Research Article
Ambient Particulate Matter Air Pollution in Mpererwe District, Kampala, Uganda: A Pilot Study
Table 2
PM
2.5 mass (
g/m
3) and species concentrations (ng/m
3).
| PM2.5 species | December 31, 2012-January 1, 2013 | January 2, 2013-January 3, 2013 |
| Mass | 104.9 | 103.7 | | 1983.5 | 1160.5 | | 2547.1 | 1502.4 | | 3542.0 | 1381.7 | Na+ | 445.4 | 198.7 | | 141.3 | 97.6 | K+ | 2705.4 | 1803.4 | Ca2+ | 2409.5 | 959.2 | Mg2+ | 222.5 | 125.8 | Al | 5450.9 | 4097.6 | Si | 9756.6 | 6739.5 | Ca | 3356.8 | 1628.8 | Ti | 779.2 | 491.7 | Fe | 7616.0 | 5400.2 | V | 10.3 | 7.9 | Ni | 3.2 | 11.1 | K | 2969.2 | 1976.1 | Se | 0.0 | 0.7 | Cl | 1958.7 | 1047.5 | Br | 40.9 | 28.3 | As | 7.8 | 2.3 | Pb | 22.9 | 18.6 | Zn | 90.0 | 79.4 | S | 1311.7 | 632.7 |
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