Elemental Contents in Hair of Children from Two Regions in Dar Es Salaam

Table 2

The concentration of elements in μg/g (mean ± Std. error mean) found in hair children living in Dar es Salaam.

Elements	Mlimani (𝑛=16)	Kiwalani (𝑛=22)
Na	15.93±2.71	31.17±6.14
Mg	74 ± 13	113 ± 26
Al	103 ± 14	72 ± 14
S	46114 ± 577	46827 ± 582
Cl	1305 ± 142	1274 ± 192
K	44.78±6.00	30.51±4.93
Ca	447 ± 36	490 ± 48
V	0.18±0.02	0.15±0.03
Mn	4.88±1.00	7.77±1.24
Cu	10.64±1.54	8.37±0.53
Zn	104 ± 9	107 ± 4.81
Br	6.29±0.87	6.34±0.78
Sr	28.04±2.25	7.42±1.50
I	3.55±1.03	6.74±0.88
Ba	11.62±2.31	6.67±0.51
U	0.062±0.003	0.05±0.01
As	0.22±0.06	0.17±0.02
Sb	0.30±0.06	0.40±0.10
La	0.13±0.03	0.29±0.11
Sm	0.023±0.004	0.013±0.002
Au	0.13±0.08	0.16±0.04
Sc	0.014±0.002	0.009±0.002
Cr	0.40±0.06	0.33±0.05
Fe	59 ± 7	50 ± 9
Co	0.10±0.02	0.19±0.07
Se	0.49±0.02	0.84±0.36
Ag	0.15±0.02	0.24±0.03
Ce	0.31±0.03	0.02±0.17
Eu	0.025±0.001	0.116±0.002