SamplePET-TP-011
Plastic Type Polyethylene Terephthalate (PET)
Molecular Formula(C10H8O4)n
ColorTransparent
Common useCooking oil bottle
Degradation detailsExposure to indoor conditions. It was used only as a cooking oil bottle and then it was measured.
Time of degradation
Sample descriptionOn the outer surface the bottle is clean, but there are traces of oil on the inside surface.
Below you can see two spectra of this sample; one spectra is taken from the outer surface and one from the inside.
Microscopic image(s)
Macroscopic image(s)
Spectral Data typeRaman
A few scratches can be seen in the microscopic imagesLaser wavelength: 785 nm
Laser Power: 300 mW (100% of the laser power)
Exposure time: 1 s
Objective magnification: 20X (NA 0.35)
Spectrum range: 800-1700 cm-1

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