Standard sample         Adjusted concentration                    Measurement results 

① blank      (NO3- concentration = 0                          → peak height =    105

② Standard sample(NO3- concentration = 0.005 mg L-1      → peak height =    610

③ Standard sample(NO3- concentration = 0.01 mg L-1        → peak height =   1031

④ Standard sample(NO3- concentration = 0.05 mg L-1        → peak height =  5203

⑤ Standard sample(NO3- concentration = 0.5 mg L-1        → peak height =  52682


Calculate the concentrations of the following unknown samples.

unknown sample1) 721

unknown sample2) 472638

unknown sample3) 32046

unknown sample4) 8245


Calculate the regression line of the calibration curve and the concentration calculation of the unknown sample on an Excel sheet.


Última modificación: viernes, 20 de octubre de 2023, 09:33