Concepedia

Determination of phosphodiesterase 5 (PDE5) inhibitors in instant coffee premixes using liquid chromatography-high-resolution mass spectrometry (LC-HRMS)

Ahmad Yusri Mohd Yusop, Linda Xiao, Shanlin Fu

Talanta · 2019 · 20 citations · 12 references

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12

High Resolution Mass Spectrometry

Feng Xian, Christopher L. Hendrickson, Alan G. Marshall · Analytical Chemistry · 2012 · 271 citations

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Analysis of undeclared synthetic phosphodiesterase-5 inhibitors in dietary supplements and herbal matrices by LC–ESI–MS and LC–UV

Samuel R. Gratz, Cheryl L. Flurer, Karen A. Wolnik · Journal of Pharmaceutical and Biomedical Analysis · 2004 · 176 citations

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Accurate mass measurement using Fourier transform ion cyclotron resonance mass spectrometry for structure elucidation of designer drug analogs of tadalafil, vardenafil and sildenafil in herbal and pharmaceutical matrices

Samuel R. Gratz, Bryan M. Gamble, Rick A. Flurer · Rapid Communications in Mass Spectrometry · 2006 · 94 citations · Full text

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Screening of Indian aphrodisiac ayurvedic/herbal healthcare products for adulteration with sildenafil, tadalafil and/or vardenafil using LC/PDA and extracted ion LC–MS/TOF

Akash A. Savaliya, Ravi P. Shah, Bhagwat Prasad et al. · Journal of Pharmaceutical and Biomedical Analysis · 2009 · 69 citations

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Trace Analysis — Challenges and Problems

Jacek Namieśnik · Critical Reviews in Analytical Chemistry · 2002 · 54 citations

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