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Research article

First published 2006-4

Characterization of a Novel Trace-Level Impurity in Lisinopril Using Multi-Stage Mass Spectrometry

Saifeng Pei, Danhua Wang, Cuirong Sun [...]

European Journal of Mass Spectrometry

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Research article

First published 2019-11

Synthesis and characterization of new impurities in obeticholic acid

Wei-Dong Feng, Song-Ming Zhuo, Fu-Li Zhang

Journal of Chemical Research

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Research article

First published 2020-4

Identification and structural characterization of four novel degradation products and a process impurity of isavuconazonium sulfate for injection formulation bulk by LC-ESI-QTOF-MS/MS

Venkata Rama Prabhakara Sastry Regella, Venkatesan Chidambaram Subramanian, Sarveswara Sastry Bhetanabhotla

European Journal of Mass Spectrometry

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Research article

First published 2024-11

Synthesis research on the herbicide safe agent Furilazole

Yinuo Wang, Yan Liang, Yutong Li [...]

Journal of Chemical Research

Open access

Research article

First published 2014

Synthesis and Characterization of Maillard Reaction Products of Salbutamol and Terbutaline with Lactose and Development and Validation of an LC Method for the Determination of Salbutamol and Terbutaline in the Presence of These Impurities

Asmaa A. El-Zaher, Marwa A. Fouad, Ehab F. Elkady

Analytical Chemistry Insights

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Abstract

First published 2014-10

Characterization of a Dapivirine Impurity Found in Dapivirine Gel Product During Storage

Tiffany Derrick, Stephen Ampofo, Brid Devlin

AIDS Research and Human Retroviruses

Open access

Research article

First published 2026

Observation versus self-perception: Effectiveness of measures to increase separate bio-waste collection from multi-storey residential buildings

Konstantin Bachmann, Malek Simon Grimm, Ralf Wagner [...]

Waste Management & Research: The Journal for a Sustainable Circular Economy

Free access

Review article

First published 2009-11

Overview of Genotoxic Impurities in Pharmaceutical Development

Joel P. Bercu, Krista L. Dobo, Elmar Gocke [...]

International Journal of Toxicology

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Research article

First published 2023-6

Liquid chromatography separation and identification of new oxidative degradation impurity in edoxaban tosylate hydrate drug substance by using liquid chromatography with tandem mass spectrometry

Chandramohan Alluri, G. Veera Raghava Sharma

European Journal of Mass Spectrometry

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Research article

First published 2014-1

Comparison between different models for the catalytic oxidation of CO on a surface in the presence of non-desorbing impurities in the gas phase

G.M. Buendía, G.A. Elcure

Journal of Computational Methods in Sciences and Engineering

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