TY - RPRT TI - Multiple headspace single-drop microextraction-a new technique for quantitative determination of styrene in polystyrene. AU - Erik Hansson AU - Minna Hakkarainen PY - 2005 DO - 10.1016/j.chroma.2005.10.060 UR - https://pubmed.ncbi.nlm.nih.gov/16303130/ ID - 16303130 ER -