Assessment of Some Heavy Metals Pollution and Bioavailability in Roadside Soil of Alexandria-Marsa Matruh Highway, Egypt

Table 2

Summary statistics of the analyzed soil samples results.

	pH	CaCO3%	OM%	Pb (g/g)	Cd (g/g)	Zn (g/g)
Mean	8.0	62.4	0.71	38.2	2.27	43.4
Median	8.1	62.0	0.60	37.0	2.25	44.4
Standard deviation	0.4	19.6	0.50	6.2	0.53	13.0
Range	1.4	65.5	2.03	21.5	1.90	40.5
Minimum	7.3	25.0	0.03	29.2	1.25	26.6
Maximum	8.7	90.5	2.07	50.6	3.15	67.1
1st quartile	7.7	46.0	0.4	33.0	2.0	31.5
3rd quartile	8.4	79.5	1.0	42.1	2.7	51.9