5 Simple Techniques For hplc columns

The concentration of polynuclear aromatic hydrocarbons (PAH) in soil is decided by first extracting the PAHs with methylene chloride. The extract is diluted, if needed, and the PAHs separated by HPLC utilizing a UV/Vis or fluorescence detector. Calibration is attained applying a number of external expectations. In a normal Evaluation a two.013-g sa

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