| Sample | PP-RD-004 |
| Plastic Type | Polypropylene (PP) |
| Molecular Formula | (C3H6)n |
| Color | Red |
| Common use | Cap for a spray bottle |
| Degradation details | After its use as a cap, the sample was degraded in environmental conditions (for 3 months) such as wind, rain, snow, temperature variations and sun radiation. |
| Time of degradation | 3 years |
| Sample description | The sample is covered with dirt and scratches showing visible signs of degradation. |
| Microscopic image(s) | – |
| Macroscopic image(s) |   |
| Spectral Data type | Raman |
| Raman spectrum acquisition parameters | Laser wavelength: 785 nm Laser Power: 300 mW (100% of the laser power) Exposure time: 1 s Objective magnification: 20X (NA 0.35) Spectrum range: 765-1600 cm-1 |
