Publications by authors named "Clark D Ridge"

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Determination of Organic Impurities and Subsidiary Colors in Ext. D&C Violet No. 2 (Acid Violet 43) by Ultra-High-Performance Liquid Chromatography.
Nebebech Belai, Rachel Pandian, Clark D Ridge, Jennifer L Janovick

J AOAC Int· November 2025

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Determination of Subsidiary Colors in D&C Red No. 36 (Pigment Red 4) by HPLC and UHPLC.
Adrian Weisz, Marianita Perez-Gonzalez, Rosemary Hall, Clark D Ridge

J AOAC Int· October 2025

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Paralytic shellfish toxins and seabirds: evaluating sublethal effects, behavioral responses, and ecological implications of saxitoxin ingestion by common murres (Uria aalge).
Matthew M Smith, Robert J Dusek, Tuula Hollmen, Sarah K Schoen, Caroline Van Hemert, Clark D Ridge

Harmful Algae· September 2025

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DART isotope dilution high resolution mass spectrometry and F-NMR detection of fluorotelomeric alcohols in hydrolyzed food contact paper.
Peter F Scholl, Clark D Ridge, Sharon Koh-Fallet, Luke K Ackerman, Katherine S Carlos

Food Addit Contam Part A Chem Anal Control Expo Risk Assess· January 2025

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Extraction and analysis of an organophosphate salt nucleating agent from irradiated polypropylene resin.
Mary Dawn Celiz, Kim M Morehouse, Clark D Ridge, Fu Chen, Lowri S deJager

Food Addit Contam Part A Chem Anal Control Expo Risk Assess· May 2022

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Structural determination of four manufacturing impurities of D&C Red No. 33.
Eugene P Mazzola, Adrian Weisz, Douglas P Ridge, Sarah E Donnelly, Hanwen Zhang, Clark D Ridge

Magn Reson Chem· November 2021

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Acute oral toxicity and tissue residues of saxitoxin in the mallard (Anas platyrhynchos).
Robert J Dusek, Matthew M Smith, Caroline Van Hemert, Valerie I Shearn-Bochsler, Sherwood Hall, Clark D Ridge

Harmful Algae· November 2021

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Identification, separation by spiral high-speed counter-current chromatography, and quantification of 7-chloro-5-methyl-2H-1,4-benzothiazin-3(4H)-one, an impurity in the thioindigoid color additive D&C Red No. 30 and its lakes.
Adrian Weisz, Marianita Perez-Gonzalez, Jackson F Wood, Clark D Ridge, Yoichiro Ito

J Chromatogr A· January 2021

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Separation and characterization of products from acidic methanolysis of plasmalogenic lipids by two-dimensional gas chromatography with online reduction.
Pierluigi Delmonte, Xabier Belaunzaran, Clark D Ridge, Noelia Aldai, John K G Kramer

J Chromatogr A· May 2020

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Separation using high-speed counter-current chromatography and identification of 1,3-bis(4-phenylazophenyl)triazene, an impurity in the color additive D&C Red No. 17 (Sudan III).
Adrian Weisz, Clark D Ridge, Marianita Perez-Gonzalez, Yoichiro Ito

J Chromatogr A· June 2019

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Elucidation and partial NMR assignment of monosulfated maitotoxins from the Caribbean.
Eugene P Mazzola, Jonathan R Deeds, Whitney L Stutts, Clark D Ridge, Robert W Dickey

Toxicon· June 2019

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Assignment of H and C NMR data for iridoid glycoside derivatives.
Xing-Nuo Li, Lu-Xia Hua, Jianghao Sun, Clark D Ridge, Eugene P Mazzola

Magn Reson Chem· April 2019

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Identification and quantification of the decarboxylated analogue of Pigments Red 57 and 57:1 in the color additives D&C Red No. 6, D&C Red No. 7, and their lakes, using a chelating agent and UHPLC.
Marianita Perez-Gonzalez, Clark D Ridge, Adrian Weisz

Food Addit Contam Part A Chem Anal Control Expo Risk Assess· February 2019

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Identification of 1',5'-naphthyridinophthalone and its quantification in the color additive D&C Yellow No. 10 (Quinoline Yellow) using high-performance liquid chromatography.
Adrian Weisz, India C James, Eugene P Mazzola, Clark D Ridge, Carl F Ijames

Food Addit Contam Part A Chem Anal Control Expo Risk Assess· March 2018

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Determination of Sudan I and a newly synthesized Sudan III positional isomer in the color additive D&C Red No. 17 using high-performance liquid chromatography.
Adrian Weisz, India C James, Christian J Tae, Clark D Ridge, Yoichiro Ito

Food Addit Contam Part A Chem Anal Control Expo Risk Assess· November 2017

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Profiling hydroxycinnamic acid glycosides, iridoid glycosides, and phenylethanoid glycosides in baobab fruit pulp (Adansonia digitata).
Xing-Nuo Li, Jianghao Sun, Haiming Shi, Lucy Liangli Yu, Clark D Ridge

Food Res Int· September 2017

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Isolation and characterization of roridin E.
Clark D Ridge, Eugene P Mazzola, Martyn P Coles, Simon F R Hinkley

Magn Reson Chem· April 2017

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Application of a computer-assisted structure elucidation program for the structural determination of a new terpenoid aldehyde with an unusual skeleton.
Xing-Nuo Li, Clark D Ridge, Eugene P Mazzola, Jianghao Sun, Osvaldo Gutierrez

Magn Reson Chem· March 2017

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Identification of unknown compounds from polyester cans coatings that may potentially migrate into food or food simulants.
Rafael Paseiro-Cerrato, Shaun MacMahon, Clark D Ridge, Gregory O Noonan, Timothy H Begley

J Chromatogr A· April 2016

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Sesquiterpenoid tropolone glycosides from Liriosma ovata.
Jun Ma, Rahul S Pawar, Erich Grundel, Eugene P Mazzola, Clark D Ridge

J Nat Prod· February 2015

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Preparative separation and identification of novel subsidiary colors of the color additive D&C Red No. 33 (Acid Red 33) using spiral high-speed counter-current chromatography.
Adrian Weisz, Clark D Ridge, Eugene P Mazzola, Yoichiro Ito

J Chromatogr A· February 2015

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Conditional rotations of heteronuclear coupled spins.
Lauren F O'Donnell, Clark D Ridge, Jamie D Walls

J Magn Reson· January 2015

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Liquid chromatography-tandem mass spectrometry (LC-MS/MS) method for the direct detection of 2-monochloropropanediol (2-MCPD) esters in edible oils.
Shaun MacMahon, Clark D Ridge, Timothy H Begley

J Agric Food Chem· December 2014

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Preparative separation of two subsidiary colors of FD&C Yellow No. 5 (Tartrazine) using spiral high-speed counter-current chromatography.
Adrian Weisz, Clark D Ridge, Jose A Roque, Eugene P Mazzola, Yoichiro Ito

J Chromatogr A· May 2014

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Spatially encoded multiple-quantum excitation.
Clark D Ridge, Leila Borvayeh, Jamie D Walls

J Chem Phys· May 2013

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