Lanthanides Revealing Anthropogenic Impact within a Stratigraphic Sequence

Table 2

ICP-MS analysis. Mass. Detection limits (LOD), quantification limits (LOQ), and 𝑅².

Elements	Mass; [Da]	LOD	LOQ	𝑅^2
La	139	0.0004	0.0014	0.9997
Ce	140	0.0005	0.0018	0.9997
Pr	141	0.00010	0.0003	0.9997
Nd	142	0.0003	0.0001	0.9985
Sm	152	0.0003	0.0011	0.9999
Eu	151	5𝐸−05	0.00018	0.9998
Gd	158	0.00015	0.0005	0.9998
Tb	159	5𝐸−05	0.00017	0.9977
Dy	162	1.1𝐸−05	4𝐸−05	0.9998
Ho	165	3𝐸−05	0.00011	0.9983
Er	166	0.00013	0.0004	0.9999
Tm	169	1.6𝐸−05	5𝐸−05	0.9985
Yb	172	7𝐸−05	0.0002	0.9999
Lu	175	1.7𝐸−05	6𝐸−05	0.9991
Sc	45	0.013	0.04	0.9998
Y	89	0.0005	0.0016	0.9996
Rh*	103

Note: Instrumental LOD and LOQ. *Internal standard.