The 5-Second Trick For use of hplc chromatography
Samples in liquid form are injected to the HPLC right after a suitable thoroughly clean-up to get rid of any particulate products, or right after an acceptable extraction to eliminate matrix interferents. In figuring out polyaromatic hydrocarbons (PAH) in wastewater, by way of example, an extraction with CH2Cl2 serves the dual reason of concentrati