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European virtual institute for speciation analysis ( evisa ) the establishment of evisa is funded by the eu through the fifth framework programme (g7rt- ct- 2002- 05112). Fresenius journal of analytical chemistry fresen j anal chem. Fresenius journal of analytical chemistry in cooperation with the division of analytical chemistry of the federation of european chemical societies (dacfecs) supported by the fachgruppe. the composition of seven technical pcb-mixtures (aroclor monsanto, usa und clophen a bayer, frg) has been investigated by high-resolution thin-film glass capillary gas chromatography with electron-capture detector. Methylpolysiloxane (se 30) and purified apiezon l have been used as liquid phases. Identification of the single pcb components has been performed by comparison of their. fresenius zeitschrift für analytische chemie 125th anniversary w. Nominate outstanding measurement scientists for the 2020 analytical chemistry young innovator and the 2021 advances in measurement science lectureship awards! I am pleased to let you know that the nomination portals have opened for two acs awards. For the analysis of organochlorine residues in sediments, sewage sludge and industrial waste water a new combination of well-known residue analytical steps has proved useful. Fortification experiments extensively performed should enable the estimation of limits of detection (ldc) and limits of determination (ldm) for 35 organochlorine compounds. De la chevallerie-haaf u, meyer a, henze g (1986) fresenius z anal chem 323266270 google scholar 7. The seven stages of an analytical method listed here are modified from fassel, v. Another difference between analytical chemistry and chemical analysis is that an analytical chemist works to improve and to extend established analytical methods. Steinwandter h (1983) fresenius z anal chem 316493 google scholar 19.