Analysis of carbamates as fluorescent 1-dimethylamino-naphthalene-5-sulfonate esters.
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Carbamates↗
Biomedical subjects
R W Frei
Publications and source records attributed to R W Frei.
Electron-donor-acceptor complexing reagents in the analysis of pesticides. V. The analysis of pesticide decomposition products via electron-donor-acceptor complexes; photolysis of methoxychlor.
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Benzophenones↗
Flavones as fluorogenic spray reagents for organothiophosphorus pesticides on silica gel layers.
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Chromatography, Thin Layer↗
An investigation of flavones as fluorogenic spray reagents for organic compounds on a cellulose matrix. II. Detection of pesticides.
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Carbamates↗
A quantitative in situ fluorimetric study of acridine and 5,6-benzoquinoline after thin-layer chromatographic separation from similar air pollutants.
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Acridines↗
Quantitative thin-layer chromatography of organothiophosphorus pesticides by in situ fluorimetry.
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Chelating Agents↗
Quantitative determination of azinphosmethyl (guthion) in blueberries by thin-layer chromatography and in situ fluorescence spectroscopy.
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Chromatography, Thin Layer↗
Electron-donor-acceptor complexing reagents for the analysis of pesticides. I. Survey of reagents and instrumental techniques.
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Chelating Agents↗
A spray method for the fluorescent detection of sulphur-containing organic compounds.
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Chelating Agents↗
The determination of nicotinic acid and nicotinamide by thin-layer chromatography and in situ fluorimetry.
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Chromatography, Thin Layer↗
Thin-layer chromatography of nucleic acid bases, nucleosides, nucleotides and related compounds. IX. Quantitative analysis in situ reflectance spectroscopy.
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Cartilage↗
A thin-layer chromatographic method for the determination of trace metals in cereal.
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Chromatography, Thin Layer↗
A comparison of new techniques for the detection and quantitative determination of triazine herbicides separated by thin-layer chromatography. II. Reflectance spectroscopy.
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Chromatography, Thin Layer↗
A comparison of new techniques for the detection and determination of triazine herbicides separated by thin-layer chromatography. 3. Fluorescence quenching.
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Chromatography, Thin Layer↗
The application of ultraviolet reflectance spectroscopy to thin-layer chromatography.
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Aspirin↗