Ranges of B, Cd, Cr, Cu, Fe, Pb, Sr, Tl, and Zn Concentrations and Isotope Ratios in Environmental Matrices from an Urban Area

Table 5

Cadmium concentrations and isotopic composition in environmental samples from Luleå.

Soil profiles	Concentration, µg·g^−1 DW							δ^114Cd, ‰
Fractions	F1	F2	F3	F4	F5	F6	Total	F1	F2	F3	F4	F5	F6	Total
City (n = 2)
0–15 cm	0.006	0.016	0.427	0.149	0.122	0.036	0.756	0.08	0.04	0.08	−0.19	−0.19	—	−0.02
16–30 cm	0.003	0.012	0.137	0.056	0.049	0.032	0.289	0.17	0.40	0.09	−0.69	−0.31	—	−0.10
31–45 cm	0.001	0.012	0.019	0.015	0.016	0.019	0.081	0.25	0.26	−0.02	−0.91	−0.24	—	−0.15
46–60 cm	0.001	0.016	0.005	0.010	0.015	0.017	0.065	0.26	0.33	−0.06	0.00	−0.91	—	−0.09
Suburb (n = 4)
0–15 cm	0.002	0.010	0.027	0.010	0.013	0.012	0.074	0.23	—	—	—	—	—
16–30 cm	0.001	0.027	0.012	0.008	0.009	0.011	0.069	—	—	—	—	—	—
31–45 cm	0.001	0.026	0.008	0.005	0.010	0.010	0.061	—	—	—	—	—	—
46–60 cm	0.001	0.025	0.003	0.006	0.009	0.012	0.056	0.19	—	—	—	—	—
	Concentration, µg·g^−1 DW (µg·L^−1 for waters)					δ^114Cd, ‰
	Mean	Median	σ	Min.	Max.			Mean	Median	σ	Min.	Max.	Range
Top soils	0.66	0.51	0.32	0.13	2.40			0.08	0.09	0.14	−0.32	0.42	0.74
Lysimetric waters	0.04	0.03	0.05	0.01	0.22			0.22	0.19	0.07	0.14	0.34	0.20
Mushroom	1.6	1.2	1.4	0.03	5.0			0.15	0.23	0.28	−0.71	0.52	1.23
Litter	0.30	NA	NA	NA	NA			0.17	NA	NA	NA	NA	NA
Wood ash	3.3	NA	NA	NA	NA			−0.33	NA	NA	NA	NA	NA
Needles	0.06	0.04	0.04	0.01	0.16			0.09	0.10	0.26	−0.52	0.56	1.08
Leaves	0.33	0.29	0.16	0.06	0.83			0.46	0.48	0.29	−0.60	1.31	1.91
Lichens	0.13	0.12	0.03	0.09	0.18			0.08	0.07	0.03	0.05	0.18	0.13