Parameters IBU-CHL IBU-TCNQ IBU-BTB IBU-MO IBU-PA
λmax (nm) 438 394 403 418 374
Linearity range μgmL-1 6-54 2-24 4-28 3-21 4-28
Molar absorptivity 2.43 x 103 6.37 x 103 10.16 x 103 10.35 x 103 9.86 x 103
Slope 1.23 x 10-2 2.86 x 10-2 3.29x10-2 4.06x 10-2 2.84 x 10-2
Intercept -0.69 x 10-2 1.49 x 10-2 0.1598 0.1208 0.2114
Correlation coefficient 0.9995 0.9980 0.9981 0.9992 0.9983
LOD ngmL-1 76 90 234 0.063 0.189
LOQ μgmL-1 0.230 0.270 0.709 0.192 0.573
Table 1: Optimum conditions and analytical parameters.
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