Dans l'installation de spectrométrie de masse, nous avons analysé et comparé les composés issus des processus de micro-ondes, d'hydrodistillation et de distillation à la vapeur à l'aide de la spectrométrie de masse par chromatographie en phase gazeuse. Voici les résultats des élèves.
Clove, Allspice and Cinnamon
Clove
Clove
Joseph's Clove Project.
The plant Syzygium aromaticum, also known as cloves, has been historically used as a flavouring in food and as a perfume due to its highly aromatic an…
Allspice
Allspice
Allspice Hydrosol
Rose found frog molecules in this Hydrosol which contains 1/2g per litre eugenol.
Cinnamon
Cinnamon
Juli's mystery Cinnamon Sticks.
Juli, determined which variety of cinnamon she had, by the abundance of the chemicals present in the hydrosol. Cinnamon Hydrosol is largely made up of…
Thyme, Oregano, Savory
Thyme
Thyme
Chloe's fresh Thyme Hydrosol.
Chloe from Happy Valley, Goose Bay found only two chemicals in Fresh Thyme Hydrosol.
Oregano, Origanum vulgare
Oregano, Origanum vulgare
Oregano, Origanum vulgare
Oregano hydrosols were prepared using the microwave extraction method which enhanced extraction efficiency and preservation of delicate volatile compo…
Winter savory
Winter savory
Winter and Summer Savory
The hydrosol from these herbs is very simple made up of only 3 chemicals.
Long pepper and Ginger
Long Pepper
Ginger
Ginger
Ginger Hydrosol
Ginger Hydrosol, arguably my favourite. With both geranial and neral, the smell is soft and warm. Kadidja, made this by grating fresh ginger.
Black Cardamom and Green Cardamom
Black Cardamom
Black Cardamom
Eelana and Black Cardamom Hydrosol. A fourth year project.
Eelana, distilled black cardamom by microwave and by hydro. She made oil and hydrosol and this weird emulsion, which is both oil and water based.
Green Cardamom
Green Cardamom
Srjeeta's Green Cardamom. A fourth year project.
The purpose of this study is to determine whether the hydrosol created through microwave and hydro distillation contains similar medicinal components …
Opoponax, Nutmeg, Dill
Opoponax Resin
Opoponax Resin
James Resin and Rinds Project.
Making hydrosol from resins is quite different than herbs, as James is discovering.
Nutmeg
Nutmeg
Three Frog Molecules in Nutmeg
One of the few hydrosols to produce an oil. Nutmeg led to a whole honour's project for Kiran.
Dill
Dill
Rose and Dill Seed Hydrosol. That's a lot of carvone!
This began a project looking at molecules like dillapiole, we affectionately called them frog molecules!
Basils
Vana Holy Basil Leaf
Vana Holy Basil Leaf
Vana Holy Basil Leaf, Ocimum gratissimum
The primary objectives of this research project are to conduct an analysis of Vana Holy Basil Leaf hydrosols.
Rama Holy Basil Leaf
Rama Holy Basil Leaf
Rama Holy Basil Leaf, Ocimum sanctum
Rama Holy Basil Leaf is a plant known for its lengthy history, wide range of uses, and potential health advantages.
Lemon Basil Leaf
Lemon Basil Leaf
Lemon Basil Leaf Ocimum Basilicum Var Citriodorum
Lemon basil leaf contains rich source of dietary antioxidants. This herb was found in mainly northeastern Africa and southern Asia.
Chamomile, Yarrow, Lillac
German chamomile
German chamomile
German Chamomile
Bisabolo Oxide is the dominant chemical in this german chamomile hydrosol.
Purple Yarrow
Purple Yarrow
Purple Yarrow
Collected from Stacey's Garden, another hydrosol project by Rose. 1,8 cineole known as eucalyptol is the dominant chemical in this hydrosol. Do you ha…
Lilac
Lilac
Crab Apple and Lilac Hydrosol
Rose won a prize at The Trent Mass Spectrometry Conference 2023 for her analysis of all the isomers of Lilac Aldehyde.
Cedar, Wintergreen, Sweet Woodruff
Cedar Thuja Plicata
Cedar Thuja Plicata
Amy used her Cedar Hydrosol to create a bug spray.
This Cedar Leaf from the genus Thujo, produced a hydrosol that contained the molecule thujone.
Wintergreen
Wintergreen
Wintergreen Hydrosol
Laila for her final year of high school, made and analyzed winter green. Laila chose wintergreen because of it's pharmaceutical properties.
Sweet Woodruff
Sweet Woodruff
Sweet Woodruff Hydrosol.
Rachel, enjoyed her summer 2023 in the lab, so much she returned for her honours project.
Helichrysum
Helichrysum
Helichrysum
Helichrysum hydrosol
The Helichrysum flower originates from the Mediterranean regions of southern Europe and northwestern Africa.
Lavender Augusta Folia
Lavender Augusta Folia
Lavender Hydrosol
Lavender oils and hydrosols contain more than 100 compounds with the two major constituents being linalool and linalyl acetate.
Peppermint
Peppermint
Peppermint and spearmint
Plants play a crucial role as primary producers in ecosystems, converting solar light into food through photosynthesis.
Korean Mint and Hyssop
Korean Mint and Hyssop
Hyssop and Korean Mint
Is the Chemical Composition of these two plants from the mint family similar?