Fresenius' Zeitschrift für analytische ChemieOctober 1971, Volume 257, Issue 5, pp 407–416 | Cite as4. Biologisches MaterialReferate IV. Spezielle AnwendungsgebieteFirst Online: 24 October 2015 20 Downloads This is a preview of subscription content, log in to check access.PreviewUnable to display preview. Download preview PDF.Unable to display preview. Download preview PDF.Copyright information© Springer-Verlag 1971