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Einsatzmöglichkeiten der Ionenchromatographie in der Metallanalytik: Bestimmung von Phosphat, Chlorid und Bromid in hochreinen Refraktärmetallen nach Spuren-Matrix-Trennung
Methods for the determination of chloride in molybdenum, tungsten, niobium and tantalum and of phosphorus in molybdenum and tungsten are presented....
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Quantitative photometrische Bestimmung der Pyrrolizidinalkaloide in Symphity Radix
A colour reaction for unsaturated pyrrolizidine alkaloids (PAs), which has already been published, is used for spectrophotometric determination of...
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FTIR-spektroskopische Bestimmung von Azidionen in wäßrigen Proteinlösungen
For the quantitative determination of azide ions in presence of proteins a FTIR spectroscopic method is described. The detection limit is sufficient...
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Bestimmung von Spurenelementen in Rein-Titan durch ICP-AES ohne und mit Spuren-Matrix-Trennung
Procedures for the analysis of titanium metal after dissolution in HF and HNO 3 are described. The 3 σ-detection limits (DL) for the determination...
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Projekt „REMIGIUS“ — Zur (Wieder-)Entdeckung chemisch relevanter Strukturen in Faktenhaufen
The discovery of structures in collections of facts is one of the essential activities of empirical scientists. Suitable strategies can be described...
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Bestimmung von Elementspuren in Tantal durch ICP-AES und ICP-MS ohne und mit Spuren-Matrix-Trennung
The limitations of direct trace determinations in high purity tantalum by ICP-AES and ICP-MS are evaluated. Further improvement of the detection...
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Die voltammetrische Indikation der Karl-Fischer-Titration
The electrochemical foundations of the voltammetric indication of the Karl Fischer titration are described. KF titrators with bipotentiometric mode...
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Entscheidungsmodell zur Auffindung optimaler Strategien in der Analytik
Computer assisted decision making in analytical chemistry requires structuring and documenting the available knowledge by aid of a set of descriptors...