Research Article

Development of a Method for the Determination of Chromium and Cadmium in Tannery Wastewater Using Laser-Induced Breakdown Spectroscopy

Figure 6

Calibration curve; concentration versus signal intensity (SBR) for Cr (427.481 nm) and Cd (226.502 nm). Error bars denote the 95% CI and are based on replicate (10) measurements.
823016.fig.006a
(a)
823016.fig.006b
(b)