网页The enrichment of aniline and nitroanilines in tap and pond water is suficient, and baseline separation on the Acclaim 120 C18 column is achieved. The Dionex UltiMate 3000 Dual HPLC system provides an eficient platform to fulfill this on-line SPE, and the system.
High-pressure liquid chromatographic analysis of aniline and its ...
网页1977年7月21日 · A method has been developed to quantitate aniline, the corresponding isomeric aminophenols, pheny1hydroxylamine, nitrosobenzene, nitrobenzene and azobenzene at micromolar levels. The compounds, were separated by HPLC using reverse-phase (C1,3 column) partition chromatography with …
High-pressure liquid chromatographic analysis of aniline and its ...
网页1977年7月21日 · A high-pressure liquid chromatographic method has been developed for the determination of nanomole quantities of aniline; its metabolites o- and p-aminophenol, phenylhydroxylamine, nitrosobenzene and nitrobenzene; and azobenzene and azoxybenzene which form non-enzymatically by condensation of reactive metabolites.
Development and validation of a fast and simple HPLC method …
网页In this study, a rapid and simple method based on reversed-phase high performance liquid chromatography (RP-HPLC) using a photodiode array detector (PDA) for the simultaneous analysis of five pollutants including aniline and its degradation products, para -aminophenol, meta -aminophenol, ortho -aminophenol and phenol, was developed.
High-performance liquid chromatographic determination of aniline …
网页1983年1月1日 · A high-performance liquid chromatographic (HPLC) method for assaying aniline in arsanilic acid using an internal standard (7-hydroxycoumarin) was developed. Separation by HPLC was achieved in less than 20 min on a reversed-phase column (μbondapak C 18 .) using acetonitrile—water (10:90) as the mobile phase and ultraviolet detection at 235 nm.
HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY DETERMINATION OF …
网页2013年2月8日 · A simple, sensitive, and rapid reverse-phase high-performance liquid chromatography (RP-HPLC) method for the determination of anilines in water is proposed. The use of 2,7-diethylamino-2-oxo-2H-chromen-3-yl-benzothiazole-6-sulfonylchloride (coumarin 6-SO 2 Cl) as a fluorigenic-labeling reagent was investigated.
Normal phase HPLC of an aniline, nitrobenzene, phenol, and …
网页Normal phase HPLC of an aniline, nitrobenzene, phenol, and salicyclic acid mixture; separation and peak resolution by water and acetic acid
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Anilines - Agilent
网页HPLC analysis of anilines is achieved with an Agilent Polaris C18-A column in less than 12 minutes. Authors. Agilent Technologies, Inc. www.agilent.com/chem. This information is subject to change without notice. © Agilent Technologies, Inc. 2011 Printed in the USA 31 October, 2011 First published prior to 11 May, 2010 A02015. Conditions.
Quantification of aniline and N-methylaniline in indigo
网页2021年10月26日 · The amount of extracted aniline and N-methylaniline from the leucoindigo solution was quantified with high performance liquid chromatography (HPLC, combined with a photo diode array detector)....
High-performance liquid chromatographic determination of aniline …
网页1983年1月1日 · A high-performance liquid chromatographic (HPLC) method for assaying aniline in arsanilic acid using an internal standard (7-hydroxycoumarin) was developed. Separation by HPLC was achieved in less than 20 min on a reversed-phase column (μbondapak C 18.) using acetonitrile—water (10:90) as the mobile phase and ultraviolet detection at 235 nm.
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