Element and wavelength Detection limit (LOD) (mg/l) Quantification limit (LOQ) (mg/l)
Cd (226.5 nm) 0.0003 0.001
Co (228.6 nm) 0.0006 0.002
Cr (267.7 nm) 0.003 0.008
Cu (327.3 nm) 0.004 0.012
Fe (259.9 nm) 0.003 0.009
Mg (279.1 nm) 0.583 1.943
Ni (231.6 nm) 0.0007 0.003
Pb (220.3 nm) 0.0003 0.001
Zn (206.2 nm) 0.002 0.007
Table 2: Detection and quantification limits.