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PhytoChemia Acta

Tag: Quality control

100% identification?

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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The other side of oils: vegetable oils and fatty acids profiles

19 June 2018

Alexis St-Gelais, M. Sc., chimiste – Popularization Quality control of essential oils is an important issue in the worlds of flavour & fragrances and aromatherapy. But most of the time, these oils are not used pure. It is in fact recommended to dilute them prior to use, and a logical and popular solution to that […]

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Oxidized Oils and How to Find Them

22 May 2017

Benoit Roger, Ph.D. When we talk about essential oil quality, the first analysis to be discussed beside organoleptic evaluation (odor, color, clarity, etc.) is gas chromatography (GC-MS or GC-FID, which you can discover through our GC analysis blog series). This is entirely understandable and even justified as it brings a good overall view of essential […]

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