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Detection of counterfeit Viagra® by Raman microspectroscopy imaging and multivariate analysis.

Citrate Spectrum Analysis, Raman Sulfones Tablets Technology, Pharmaceutical Abstract: During the past years, pharmaceutical counterfeiting was mainly a problem of developing countries with weak enforcement ...

Comparison and combination of spectroscopic techniques for the detection of counterfeit medicines.

Sildenafil Citrate Spectroscopy, Fourier Transform Infrared Spectroscopy, Near-Infrared Spectrum Analysis, Raman Sulfones Tadalafil Abstract: During this study, Fourier transform infrared spectroscopy (FT- ...

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