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Table 2 Linear regression data for the calibration curve of each element (n = 3)

From: Quantitative analysis of some important metals and metalloids in tobacco products by inductively coupled plasma-mass spectrometry (ICP-MS)

Element Linearity, r SDblanka Iblank Inet LOD
    (CPS)b (CPS)b (ng/L)
Al 0.999997 1.388 420199.36 26159.85 0.796
Cr 0.999969 0.023 8422.57 45971.71 0.008
Mn 0.999493 0.049 16561.75 63241.03 0.012
Fe 0.999989 0.417 602352.49 59517.32 0.100
Co 0.999830 0.005 661.02 55386.24 0.001
Ni 0.999907 0.038 4008.22 12804.31 0.045
Cu 0.999901 0.023 2908.8 15433.35 0.022
Zn 0.999973 0.058 844.04 9382.04 0.093
As 0.999986 0.069 −1311.36 8012.03 0.129
Se 0.999905 0.255 −42.93 730.7 5.235
Cd 0.999980 0.008 58.33 8784.3 0.014
Pb 0.999935 0.007 37.33 28190.14 0.004
  1. aStandard deviation of twelve measurements; bCounts per second.