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Research notes
21 October 2019
Benoit Roger (Ph. D.), Hubert Marceau (B. Sc., chemist), Alexis St-Gelais (M. Sc., chemist) Have you ever tried cooking pasta atop a high mountain? OK, this is a weird introduction, but you’ll see the link. Everybody ‘’knows’’ that (pure) water freezes at 0 °C and boils at 100 °C and in everyday life, this is
Research notes
13 September 2019
Alexis St-Gelais (M. Sc., Chemist), Benoit Roger, Kim Desrosiers, Hubert Marceau This poster (awarded a Poster Prize) was presented to the scientific community during the 50th International Symposium on Essential Oils in Vienna, Austria, on September 9th-11th 2019. Click here to see the poster as a PDF. Thanks to Lavinia Alexandru for the photo. Entitled Chemometric
Activities and Events
7 June 2019
Alexis St-Gelais, M. Sc., Chemist – Activities and Events PhytoChemia has always been proud to provide the essential oils community with GC-FID results obtained from a dual-column system – just as it is done in academia. This powerful approach is able to solve most coelutions and reach a high level of detail in analyses in
Discoveries
25 February 2019
Benoit Roger, Ph. D. & Alexis St-Gelais, M. Sc., Chemist Vetiver (Vetiveria zizanioides, syn. Chrysopogon zizanioides) is one of the essential oils we receive the most often for analysis. This is also one of the most complex oil to analyse as it contains almost only sesquiterpenoids among which a lot of unknown compounds with poor
Popularization
26 January 2019
Popularization – Alexis St-Gelais, M. Sc., chimiste Analysis reports for essential oils profiles most often report some total of the compounds identifications. In our reports, as in scientific literature, the total almost never makes it to 100%. However, many other testing laboratories consistently report that they identified 100% of their oils in routine. How is
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