US EPA Method 550.1 requires an evaporation or concentration step when extracting polyaromatic hydrocarbons from liquid. The data presented are compounds from the matrix spike.
RapidVap Vertex Evaporator (Cat#7320020/SN-111150275 A) with 40 mL block.
40 mL I-Chem vials with PTFE lined septa.
Chromatographic grade Methylene Chloride and Acetonitrile.
Agilent 1100 HPLC with Ultraviolet and Fluorescence Detection
Polyaromatic Hydrocarbon standards purchase from Supelco Analytical.
Table 1 (below) shows the recoveries of the matrix spike. Method 550.1 was used as a reference.
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