Keyword

impurity determination

Description: Analytical characterization or quantification of unwanted substances in materials, pharmaceuticals, and plasmas.

Primary topic: Analytical Methods in Pharmaceuticals (44%)

OpenAlex ID: keywords/impurity-determination

Management of validation of HPLC method for determination of acetylsalicylic acid impurities in a new pharmaceutical product

2022 · Małgorzata Kowalska, Magdalena Woźniak, et al. · Scientific Reports · 2,118

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Synthesis of high-purity boron nitride single crystals under high pressure by using Ba–BN solvent

2007 · T. Taniguchi, K. Watanabe · Journal of Crystal Growth · 581

Characterization of Solid Surfaces

1974 · Springer eBooks · 413

A fast, preparation-free method to detect iron in silicon

1990 · G. Zoth, W. Bergholz · Journal of Applied Physics · 383

Bulk GaN crystals grown by HVPE

2009 · Kenji Fujito, Shuichi Kubo, et al. · Journal of Crystal Growth · 359

Quantitative NMR spectroscopy—Applications in drug analysis

2005 · U. Holzgrabe, R. Deubner, et al. · Journal of Pharmaceutical and Biomedical Analysis · 252

Method Performance and Validation for Quantitative Analysis by 1H and 31P NMR Spectroscopy. Applications to Analytical Standards and Agricultural Chemicals

1998 · Grzegorz Maniara, Kannan Rajamoorthi, et al. · Analytical Chemistry · 192

The importance of impurity analysis in pharmaceutical products: an integrated approach

2006 · Nafisur Rahman, Syed Najmul Hejaz Azmi, et al. · Accreditation and Quality Assurance · 183

Advanced Real‐Time Process Analytics for Multistep Synthesis in Continuous Flow**

2021 · Peter Sagmeister, René Lebl, et al. · Angewandte Chemie International Edition · 164

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Photoelectric Spectroscopy – A New Method of Analysis of Impurities in Semiconductors

1977 · Sh. M. Kogan, T. M. Lifshits · physica status solidi (a) · 164

Validation of chromatographic methods: Evaluation of detection and quantification limits in the determination of impurities in omeprazole

2006 · Marcelo Ribani, Carol H. Collins, et al. · Journal of Chromatography A · 152

Investigation of the Clay Fraction (<2 µm) of the Clay Minerals Society Reference Clays

2002 · Christoph Vogt, Jörn Lauterjung, et al. · Clays and Clay Minerals · 152

Essential peak area normalisation for quantitative impurity content determination by capillary electrophoresis

1993 · K. D. Altria · Chromatographia · 142

An HPLC method for the determination of atorvastatin and its impurities in bulk drug and tablets

2003 · Sıdıka Ertürk, Esra Sevinç Aktaş, et al. · Journal of Pharmaceutical and Biomedical Analysis · 136

Quality by Design: Multidimensional exploration of the design space in high performance liquid chromatography method development for better robustness before validation

2011 · K. Monks, I. Molnár, et al. · Journal of Chromatography A · 134

Spectrochemical Analysis by the Copper Spark Method*

1947 · Mark Fred, Norman H. Nachtrieb, et al. · Journal of the Optical Society of America · 131

Design and operation of a continuous integrated monoclonal antibody production process

2017 · Fabian Steinebach, Nicole Ulmer, et al. · Biotechnology Progress · 128

Handbook Of Modern Pharmaceutical Analysis

2005 · Satinder Ahuja, Stephan Scypinski · 126

Validation and Quality Assurance of Planar Chromatographic Procedures in Pharmaceutical Analysis

2001 · Katalin Ferenczi-Fodor, Zoltán Végh, et al. · Journal of AOAC International · 125

Quantification of hexagonal boron nitride impurities in boron nitride nanotubes via FTIR spectroscopy

2019 · Haley Harrison, Jason T. Lamb, et al. · Nanoscale Advances · 121

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Using an innovative Quality-by-Design approach for development of a stability indicating UHPLC method for ebastine in the API and pharmaceutical formulations

2013 · Alexander H. Schmidt, Imre Molnár · Journal of Pharmaceutical and Biomedical Analysis · 121

Recent advances in pharmaceutical separations with supercritical fluid chromatography using chiral stationary phases

2012 · Wang Ren-Qi, Ong Teng-Teng, et al. · TrAC Trends in Analytical Chemistry · 119

Use and practice of achiral and chiral supercritical fluid chromatography in pharmaceutical analysis and purification

2015 · Elise Lemasson, Sophie Bertin, et al. · Journal of Separation Science · 118

The Chemical Composition of Technical DDT1

1945 · H. L. Haller, Paul D. Bartlett, et al. · Journal of the American Chemical Society · 117

Critical review of reports on impurity and degradation product profiling in the last decade

2017 · Sándor Görög · TrAC Trends in Analytical Chemistry · 107

Works count: 10,130

Citation count: 46,660