Table I - Limits of detection for the ARCOS ICP/AES


EOP - axial plasma                                SOP - radial plasma

Elementline (nm)LOD (ppb) Elementline (nm)LOD (ppb)
Ag 328.068 0.26 Ag 328.068 0.7
Al 167.078 0.13 Al 167.078 0.1
As 193.759 2.33 As 193.759 4.4
B 249.773 0.32 B 249.773 1.6
Ba 455.404 0.04 Ba 455.404 0.3
Be 313.042 0.02 Be nd nd
Bi 223.061 5.50 Bi nd nd
Ca 393.366 0.10 Ca 396.847 0.3
Cd 228.802 0.13 Cd 228.802 0.2
Co 228.616 0.26 Co 228.616 0.5
Cr 267.716 0.36 Cr 283.563 0.7
Cu 324.754 0.25 Cu 324.754 0.8
Fe 259.941 0.26 Fe 259.941 0.5
Hg 184.950 1.13 Hg 184.950 1.7
K 766.491 0.26 K 766.491 30.7
Li 670.780 0.04 Li 670.870 1.1
Mg 279.553 0.14 Mg 279.553 0.1
Mn 257.611 0.03 Mn 257.611 0.1
Mo 202.095 0.46 Mo 202.095 1.4
Na 589.592 0.60 Na 589.592 12
Ni 221.648 0.37 Ni 221.648 0.6
P 177.495 0.26 P 177.495 4.4
Pb 220.353 2.26 Pb 220.353 4.9
S 180.731 4.91 S 180.731 7.0
Sb 206.833 2.13 Sb 206.833 4.9
Se 196.090 2.84 Se 196.090 8.1
Si 251.612 1.07 Si 251.612 2.6
Sn 189.991 1.14 Sn 189.991 2.1
Sr 407.771 0.02 Sr 421.552 0.1
Ti 334.941 0.07 Ti 334.941 0.3
Tl 190.864 3.31 Tl 190.864 8.7
V 311.071 0.55 V 311.071 0.7
W 239.709 1.08 W nd nd
Y 328.068 0.08 Y 371.030 0.2
Zn 206.191 0.13 Zn 213.856 0.2

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