SET 6: Olfactory characterization of plastics
This set of sniffing sticks is used to train a panel on the olfactory notes and chemical descriptors for plastic characterization.
This set of sniffing sticks includes 21 odorants. You will find an overview below.
List of sniffing sticks
Odorant
Odour Character
Acetaldehyde
fruity, sweetish, pungent
2- Cyclopentyl cyclopentanone
peppermint, fresh
E,E-2,4-Decadienal
frying oil, greasy, rancid
Trans-4,5-epoxy-2-(E)-decenal
grass, hay, green, metallic
4-Ethylphenol
leather, phenolic
Heptanal
grass, green, soapy
Hexanal
grass, green, rancid
E-2-Nonenal
like cardboard
8-Nonenal
plastic, burnt, sweetish, fruity
1-Nonen-3-on
mushroom, earthy, musty
Octanal
citrus, soapy
1-Octen-3-on
mushroom, earthy, musty
Oxidized polyethylenterephtalat (PET)
sweetish, roasted, burnt, metallic
Oxidized polyamide-6
sweetish, musty
Oxidized Polyamide-6,6
cheese-like, sweaty
Oxidized polyethylene
cabbage, sulphurous
Oxidized polypropylene
grass, green, rancid
Oxidized polystyrene
phenolic, animalistic, smoky
Z-2-Penten-1-ol
plastic, fruity, green
Sotolon
lovage, „Maggi“
Styrene
adhesive, burnt plastic, sweetish
General Instructions
This set of sniffing sticks consists of
- 21 sniffing sticks
- 1 eye mask to blindfold the panelist during the test
The sniffing sticks have to be stored in a vertical position with the cap pointing downwards. The stability of the sticks is 6 months. A very regular use of the sticks or storage temperatures above 24°C might reduce the time of usability.
