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Zoekresultaten - 13 results

Development of vibrational spectroscopic methods combined with chemometrics for the detection and quantification of nicotine in e-liquids.

Publication Type: Dissertation Authors: De Barsy, Lise; De Bleye, Charlotte; Sacré, P.Y.; Barhdadi, Sophia Source: ULg, Liège, Belgium, p.54 (2021) Keywords: Chemometrics e-cigarettes infra-red ...

Combining Attenuated Total Reflectance- Infrared Spectroscopy and chemometrics for the identification and the dosage estimation of MDMA tablets

Source: talanta, Volume 195, Number 151 (2019) Keywords: ATR-(N)IR Chemometrics illicit drugs Mobile detection approaches Health Topics:  Ecstasy Ecstasy Ecstasy Service:  Médicaments et produits de santé ...

Screening van recreationele drugs en kwalificatie en kwantificatie van MDMA met behulp van infrarood (IR)-technieken en chemometrische modellen

Publication Type: Dissertation Authors: Raf Van Campenhout; Eric Deconinck Source: Vrije Universiteit Brussel, Brussels, Belgium, p.47 (2018) Keywords: Chemometrics IR Recreative drugs Health ...

Chemometrics and chromatographic fingerprints to classify plant food supplements according to the content of regulated plants.

targeted plants and chemometric classification techniques in order to extract the important information from the fingerprints and determine the presence of the targeted plants in plant food supplements in an ...

Detection of regulated herbs and plants in plant food supplements and traditional medicines using infrared spectroscopy.

a series of self-made triturations of the targeted plants. After pretreatment of the spectral data chemometric classification techniques were applied to both data sets (IR and NIR) separately and the ...

Chemometrics and the identification of counterfeit medicines-A review.

of actual case studies dealing with verifying the authenticity of selected medicines supported by different chemometric approaches. In particular, a general data processing workflow is discussed with ...

Discriminating nicotine and non-nicotine containing e-liquids using infrared spectroscopy.

with chemometrics was evaluated for the discrimination between nicotine containing and non-nicotine containing samples. It could be concluded that both ATR- IR and NIR could be used for the ...

Testing of complementarity of PDA and MS detectors using chromatographic fingerprinting of genuine and counterfeit samples containing sildenafil citrate.

for the analysis of genuine Viagra®, generic products of Viagra®, and counterfeit samples in order to obtain different types of fingerprints. These data were included in the chemometric data analysis, ...

ATR-FTIR spectroscopy and chemometrics: An interesting tool to discriminate and characterize counterfeit medicines.

suspected samples. This study proposes a combination of ATR- FTIR and chemometrics to discriminate and classify counterfeit medicines. A sample set, containing 209 samples in total, was analyzed using ATR- ...

Detection of sibutramine in adulterated dietary supplements using attenuated total reflectance-infrared spectroscopy.

dietary supplements. Data interpretation was performed using different basic chemometric techniques. It was found that the use of ATR- IR combined with the k-Nearest Neighbours (k- NN) was able to detect ...

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