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Full Characterisation of Heroin Samples Using Infrared Spectroscopy and Multivariate Calibration
Volume 29, Issue 5 (2024) Keywords: adulterants; ATR-IR; chemometrics; diacetylmorphine; diluents; mobile detection approaches Abstract: The analysis of heroin samples, before use in the protected ...
Spectroscopic approaches for conformity analysis of e-liquids
squares-discriminant analysis (PLS- DA) and soft independent modelling by class analogy (SIMCA), was used to classify samples according to the presence of nicotine and/or the targeted additives. The results allowed to ...
Multidimensional Chromatographic Fingerprinting Combined with Chemometrics for the Identification of Regulated Plants in Suspicious Plant Food Supplements.
Pressure Liquid Dietary Supplements Discriminant Analysis Least-Squares Analysis Plants Abstract: The popularity of plant food supplements has seen explosive growth all over the world, making them ...
An infrared spectroscopic approach to characterise white powders, easily applicable in the context of drug checking, drug prevention and on-site analysis
using spectroscopic techniques hyphenated with partial least squares (PLS) modelling. For identification purposes, it was observed that mid-infrared spectroscopy hyphenated with PLS-discriminant analysis allowed the ...