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Efficiency of direct solid-phase microextraction from water-comparison of different fibre types including a new C8-coating[J] . P. Popp,A. Paschke.  Chromatographia . 1999 (11)
[7]
Solid phase microextraction of volatiles from water using open cap vials[J] .  Chromatographia . 1999 (9)
[8]
Gas chromatographic determination of formaldehyde in air using solid-phase microextraction sampling[J] .  Chromatographia . 1998 (1)
[10]
Improved extraction of glycol ethers from water by solid-phase micro extraction by carboxen polydimethylsiloxane-coated fiber[J] . J. Bensoam,A. Cicolella,R. Dujardin.  Chromatographia . 1999 (3)