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You searched for: Author/Creator Filgueiras, Paulo R.

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2. A survey of adulterants used to cut cocaine in samples seized in the Espírito Santo State by GC–MS allied to chemometric tools. Issue 2 (March 2016)

3. Adsorption of anionic surfactant in graphite oxide: A study for treatment of laundry wastewater. Issue 6 (December 2021)

5. Chemical profiles of Robusta and Arabica coffee by ESI(−)FT-ICR MS and ATR-FTIR: a quantitative approach. Issue 42 (12th October 2016)

6. Chemical profiling and classification of cannabis through electrospray ionization coupled to Fourier transform ion cyclotron resonance mass spectrometry and chemometrics. Issue 27 (28th June 2017)

8. Detection and quantification using ATR-FTIR spectroscopy of whey protein concentrate adulteration with wheat flour. (30th December 2022)