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Popularization
30 November 2015
Alexis St-Gelais, M. Sc., Chimiste – Popularization Essential oils are worth quite a lot of money. It so happens that, in order to boost profits, unscrupulous people alter oils in various ways. This “Adulterants and you” series is there to introduce you to some of the adulterations we encounter. This is because not all of
Popularization
23 November 2015
Alexis St-Gelais – Popularization Polar: I am not reffering to the winter cold that has settled around here in Saguenay a few weeks ago… I am rather speaking of a concept that can be helpful to understand many chemical phenomena, to which I will certainly plently refer to in the future on this blog. Polarity
Popularization
15 October 2015
Hubert Marceau, chimiste – Popularization As more and more consumers are aware of the existence of essential oil adulteration, distributors are starting to offer GC reports with their oils. We believe that this is a good step for multiple reasons. It shows that the company has made its best efforts to offer to its customers
Popularization
17 September 2015
Alexis St-Gelais, M. Sc., chimiste – Popularization Although it constitutes a large part of our activities at PhytoChemia, essential oils analyses are in fact a special case for chemists. Indeed, it is one of the only cases (along with hydrosols, fatty acids methyl esters and a handful of other applications) where the approximation “concentration ≈ %
Popularization
31 August 2015
Alexis St-Gelais, M. Sc, Chimiste – Popularization Essential oils are worth quite a lot of money. It so happens that, in order to boost profits, unscrupulous people alter oils in various ways. This “Adulterants and you” series is there to introduce you to some of the adulterations we encounter. This is because not all of
Popularization
4 June 2015
Hubert Marceau, chemist, B.Sc. I have recently been asked if it was possible that diethyl phthalate be naturally present in an essential oil, more precisely in a Cyperus scariosus sample where about 5% of DEP was detected. Here is our answer: Bioaccumulation of DEP in plant. There have been a nice review, a bit aged
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