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
minty, fresh
E,E-2,4-Decadienal
fatty, rancid, frying oil
Trans-4,5-epoxy-2-(E)-decenal
grass, hay, green, metallic
4-Ethylphenol
leather, phenolic
Heptanal
green, grassy, soapy
Hexanal
green, grassy, rancid
E-2-Nonenal
sticky, cardboard-like
8-Nonenal
burnt plastics, sweetish, fruity
1-Nonen-3-on
mushroom, forest soil, musty
Octanal
citrus, soapy
1-Octen-3-on
mushroom, forest soil, musty
Oxidized polyethylenterephtalat (PET)
sweetish, roasted, burnt, metallic
Oxidized polyamide-6
sweetish, musty
Oxidized Polyamide-6,6
popcorn, burnt, roasted, fishy, musty
Oxidized polyethylene
plastic, blown candle, waxy
Oxidized polypropylene
candle wax, burnt, roasted dough
Oxidized polystyrene
styrene, sweetish, etheric
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.
