Skip to main content

Advertisement

Springer Nature is making SARS-CoV-2 and COVID-19 research free. View research | View latest news | Sign up for updates

Table 3 Mean elemental concentrations (ng.m -3 ) for Bamako and Dakar samples

From: Physico-chemical characterization of African urban aerosols (Bamako in Mali and Dakar in Senegal) and their toxic effects in human bronchial epithelial cells: description of a worrying situation

Sites BK1 BK2 DK
Elements UF F C UF F C UF F C
Ca 3.8 107.5 1935.7 17.7 116.7 964.2 8.8 72.3 1397.0
Na 8.9 69.9 735.0 9.1 35.9 155.6 48.4 104.9 1950.0
K 190.7 543.1 1627.9 178.8 391.2 381.0 95.8 151.2 264.7
Mg 1.8 80.9 873.6 5.8 42.7 233.5 1.4 19.1 390.2
Al 388.6 553.1 6374.0 88.1 521.3 1865.4 267.3 76.9 858.0
Fe 17.1 272.3 3859.4 31.3 193.9 1750.8 11.4 59.4 806.7
Si 792.8 1128.3 13002.9 179.6 1063.4 3805.5 545.4 156.8 1750.3
As 0.2 0.2 2.4 0.3 0.3 0.5 1.4 2.0 1.2
Ti 8.5 28.9 279.2 4.5 22.6 105.9 4.6 7.1 60.1
Zn 4.0 9.7 23.6 2.8 7.8 15.8 8.7 14.5 19.0
Ni 2.2 2.0 9.3 0.5 1.2 2.3 2.1 7.8 2.5
P 1.1 7.5 98.0 1.7 12.5 71.7 62.5 26.8 90.9
Pb 1.3 4.4 7.6 1.2 3.4 5.2 1.6 2.8 4.6
B 14.1 18.0 46.2 12.1 27.6 27.6 6.8 8.7 11.3
Mn 0.9 6.9 54.7 0.7 4.0 21.7 7.3 5.8 12.8
Sn 0.0 0.0 1.0 0.3 0.6 2.0 16.0 2.6 2.1
Cu 0.3 1.0 7.4 0.3 1.0 3.4 0.8 5.0 12.7
V 0.0 0.8 8.3 0.1 0.5 3.3 5.1 20.1 5.2
  1. Major dust traces are in bold.