Table 1: Regression and analytical parameters. | ||||||||||||||||||||||||||||||

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*Limit of determination as the weight in µg per mL of solution, which corresponds to an absorbance of A = 0.001 measured in a cuvette of cross-sectional area 1 cm^{2} and l = 1 cm. **, where is the absorbance, a is the intercept, b is the slope, and is the concentration in g mL^{−1}. |