Concepedia

R Helmy

RH

2

Publications

175

Citations

2

H-Index

2005

Active since

Affiliations

Merck & Co., Inc., Rahway, NJ, USA (United States)(Current)

R Helmy is an author at Merck & Co., Inc., Rahway, NJ, USA (United States) specializing in chemistry, analytical chemistry, and mass spectrometry.

Top concepts

MedicineChemistryPharmacologyDrug AnalysisChromatographyMass SpectrometryAnalytical ChemistryRadiologyStatisticsCalibration

Publications per year

2005–2011

2

Publications

2

Analytical Method Volume Intensity (AMVI): A green chemistry metric for HPLC methodology in the pharmaceutical industry

Robert Hartman, R Helmy, Mohammad H. Al‐Sayah et al. · Green Chemistry · 2011 · 151 citations

Environmental Monitoring, Engineering, Measurement +27

Liquid chromatography–mass spectrometry using the hydrogen/deuterium exchange reaction as a tool for impurity identification in pharmaceutical process development

T.J. Novak, R Helmy, Iván Santos · Journal of Chromatography B · 2005 · 24 citations

Liquid Chromatography–mass Spectrometry, Biochemistry, Hydrogen/deuterium Exchange Reaction +11

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