THE DEFINITIVE GUIDE TO HPLC USED IN PHARMACEUTICAL INDUSTRY

Samples in liquid form are injected into the HPLC immediately after an appropriate clean-up to eliminate any particulate supplies, or following a suitable extraction to get rid of matrix interferents. In analyzing polyaromatic hydrocarbons (PAH) in wastewater, for example, an extraction with CH2Cl2 serves the twin function of concentrating the anal