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SOLVED: How to prepare a stock solution of 1000 ppm quinine sulfatein 0.05 M H2SO4 and then prepare 10 mL of a solution of 10 ppmquinine sulfate in 0.05 M H2SO4?Prepare seven calibration standards (total volume 10 mL in 0.05M H2SO4 as solvent) at the following concentrations: 1 ppm, 0.8ppm, 0.5 ppm, 0.3 ppm, 0.1 ppm, 50 ppb, 10 ppb.

SOLVED: Quantitative Analysis of Quinine sulfate by Fluorescence Spectroscopy 1. What is the principle of Fluorescence Spectroscopy? 2. Why fluorescence spectra have longer wavelength than excitation spectra? 3 . Name major parts of Fluorescence Spectrometer? Why Fluorescence Spectrometer has two monochromators? 5. In the study of Quinine sulfate sample, table below showed the intensities of standard samples Draw standard calibration curve by excel, from the calibration curve equation; what is

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