TY - GEN AU - Priego-López,E AU - Luque de Castro,M D TI - Ultrasound-assisted extraction of nitropolycyclic aromatic hydrocarbons from soil prior to gas chromatography-mass detection SN - 0021-9673 PY - 2004///0603 KW - Gas Chromatography-Mass Spectrometry KW - methods KW - Polycyclic Compounds KW - isolation & purification KW - Reference Standards KW - Soil Pollutants KW - Ultrasonics N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1016/s0021-9673(03)01289-5 ER -