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More than Analyses, Advice.Plus que des analyses, des conseils.

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Question from the public: Phthalates contamination in essential oil

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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Aromatherapy: Is it easy to know if essential oils are safe ?

20 April 2015

Laurie Caron, chemist, M.Sc. – Popularization  In the last few weeks, I saw many discussions on LinkedIn/Facebook groups about aromatherapy. Some people seem to be highly concerned by this subject and they want to know how to use essential oils safely. So, I asked myself what was my knowledge about this topic? First of all,

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GC Analysis – Part VII. Hydrosol Analysis

15 March 2015

Alexis St-Gelais, M. Sc., chimiste – Popularization We have previously seen a worked example of essential oil analysis. Hydrosols can be analysed in about just the same way as essential oils. Yet, there is one huge difference between a pure essential oil and an hydrosol: the latter is always a solution. This implies some specific

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Quality Control 101, Part I. Third Party Testing is Good for You

14 February 2015

Alexis St-Gelais, M. Sc., chimiste – Popularization Any business in the field of natural substances production (encompassing health products, extracts, refined phytochemicals, herbs, essential oils, and anything comprising one of these ingredients) will eventually have to take a stand about the kind of quality control that should be performed on its products. In many cases,

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Food fraud: Common or not? – The importance of quality control in the industry

9 January 2015

Laurie Caron – Popularization   In recent months, a particular topic emerged in the media: food fraud. But what is it? By definition, there is food fraud when food is marketed with intentional misleading information to the consumer1. An example of a rather eloquent fraud, nicknamed “Horsegate“, took place in 2013 in Europe. Frozen meals

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Draw Me a Terpene

9 November 2014

Alexis St-Gelais – Popularization One of the strangest aspects of the life of a chemist is to constantly be working with something we can (almost) never see as a unit: a molecule. In fact, a considerable part of our job is to draw conclusions from data obtained indirectly in order to deduce the structure of

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