Publications by authors named "Mark R Witkowski"

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Rapid detection of active pharmaceutical ingredients in drug products collected at an international mail facility by a satellite laboratory using a "toolkit" consisting of a handheld Raman spectrometer, portable mass spectrometer and portable FT-IR spectrometer.
Adam Lanzarotta, Sara Kern, JaCinta Batson, Brian Boyd, Martin M Kimani, Mark R Witkowski

J Pharm Biomed Anal· February 2023

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Evaluation of "Toolkit" consisting of handheld and portable analytical devices for detecting active pharmaceutical ingredients in drug products collected during a simultaneous nation-wide mail blitz.
Adam Lanzarotta, Sara Kern, JaCinta Batson, Travis M Falconer, Moseley Fulcher, Mark R Witkowski

J Pharm Biomed Anal· September 2021

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Evaluation of Suspected Counterfeit Pharmaceutical Tablets Declared to Contain Controlled Substances Using Handheld Raman Spectrometers.
Adam Lanzarotta, Martin M Kimani, Michael D Thatcher, John Lynch, Moseley Fulcher, Mark R Witkowski

J Forensic Sci· July 2020

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Analysis of Hypodermic Needles and Syringes for the Presence of Blood and Polydimethylsiloxane (Silicone) Utilizing Microchemical Tests and Infrared Spectroscopy.
John B Crowe, Adam Lanzarotta, Mark R Witkowski, Sara E Andria

J Forensic Sci· July 2015

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Evaluation of a new handheld instrument for the detection of counterfeit artesunate by visual fluorescence comparison.
Nicola Ranieri, Patricia Tabernero, Michael D Green, Leigh Verbois, James Herrington, Mark R Witkowski

Am J Trop Med Hyg· November 2014

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Analysis of counterfeit pharmaceutical tablet cores utilizing macroscopic infrared spectroscopy and infrared spectroscopic imaging.
Adam Lanzarotta, Kendra Lakes, Curtis A Marcott, Mark R Witkowski, Andre J Sommer

Anal Chem· August 2011

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Rapid molecular imaging using attenuated total internal reflection planar array infrared spectroscopy for the analysis of counterfeit pharmaceutical tablets.
Adam Lanzarotta, Liesl Baumann, Gloria M Story, Mark R Witkowski, Fazeel Khan

Appl Spectrosc· September 2009

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Evaluation of the renal effects of experimental feeding of melamine and cyanuric acid to fish and pigs.
Renate Reimschuessel, Charles M Gieseker, Ron A Miller, Jeffrey Ward, Jamie Boehmer, Mark R Witkowski

Am J Vet Res· September 2008

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GHB free acid: I. Solution formation studies and spectroscopic characterization by 1HNMR and FT-IR.
James V DeFrancesco, Mark R Witkowski, Laura A Ciolino

J Forensic Sci· March 2006

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GHB free acid: II. Isolation and spectroscopic characterization for forensic analysis.
Mark R Witkowski, Laura A Ciolino, James V Defrancesco

J Forensic Sci· March 2006

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Chromatographic separation and identification of products from the reaction of dimethylarsinic acid with hydrogen sulfide.
Michael W Fricke, Matthias Zeller, Hongsui Sun, Vivian W-M Lai, William R Cullen, Mark R Witkowski

Chem Res Toxicol· December 2005

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Simultaneous separation of different types of amphetamine and piperazine designer drugs by capillary electrophoresis with a chiral selector.
Sandra C Bishop, Bruce R McCord, Samuel R Gratz, Jill R Loeliger, Mark R Witkowski

J Forensic Sci· March 2005

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