Direct determination of fluorescent whitening agents by absorption measurement in situ on thin layer chromatograms.
H Theidel
Abstract
H Theidel
Abstract
The measuring technique for the chromatogram spectrophotometer (Zeiss) to determine the reflectance curves, the analysis according to the Kubelka-Munck function, and the basic outlines of the quantitative determination of stilbene fluorescent whitening agents (FWAs) are explained.
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The measuring technique for the chromatogram spectrophotometer (Zeiss) to determine the reflectance curves, the analysis according to the Kubelka-Munck function, and the basic outlines of the quantitative determination of stilbene fluorescent whitening agents (FWAs) are explained.
Key concepts: Fluorescence, Chromatography, Absorption (acoustics), Reflectivity, In situ, Chemistry, Thin layer, Analytical Chemistry (journal)