The Ultimate Guide To hplc as per usp
The concentration of polynuclear aromatic hydrocarbons (PAH) in soil are based on first extracting the PAHs with methylene chloride. The extract is diluted, if important, along with the PAHs divided by HPLC employing a UV/Vis or fluorescence detector. Calibration is accomplished applying one or more exterior standards. In a typical analysis a 2.013