Bulletin of the National Research Centre

Table 2 Contamination factor (CF) of the studied elements (italic numbers refer to the moderate contaminated samples)

From: Multivariate statistics and contamination factor to identify trace elements pollution in soil around Gerga City, Egypt

Sample no.	Co	Ni	Pb	Mn
1	0.00	0.07	0.00	1.46
2	1.11	0.96	0.96	1.25
3	1.48	1.15	1.37	1.10
4	1.35	1.09	1.46	1.33
5	0.55	0.65	0.11	1.16
6	0.56	0.78	0.42	1.20
7	0.97	0.89	0.74	1.09
8	0.76	0.71	0.46	1.03
9	0.76	0.70	0.73	0.81
10	0.00	0.37	0.00	1.08
11	0.00	0.00	0.00	1.07
12	0.00	0.36	0.42	1.55
13	1.43	1.19	1.45	1.11
14	0.23	0.53	0.08	1.23
15	0.19	0.51	0.13	1.20
16	1.23	1.03	1.25	0.98
Average	0.66	0.69	0.60	1.17

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