id polymer_type.name size_major_axis_nm size_minor_axis_nm morphology.name origin weathering_state detection_method created_at
1 PE 50000.0 30000.0 Fragment Secondary 3 µRaman spectroscopy 2026-05-16 05:30:24.903687
2 PET 120000.0 15000.0 Fibre Secondary 2 FTIR spectroscopy 2026-05-16 05:30:24.903690
3 PS 200.0 200.0 Sphere Primary 1 Dynamic Light Scattering (DLS) 2026-05-16 05:30:24.903691
4 PVC 80000.0 45000.0 Fragment Secondary 4 µRaman spectroscopy 2026-05-16 05:30:24.903691
5 PP 75000.0 20000.0 Fibre Secondary 2 FTIR spectroscopy 2026-05-16 05:30:24.903692
6 Nylon-6 60000.0 18000.0 Fibre Secondary 2 Py-GC/MS 2026-05-16 05:30:24.903692
7 PE 1500.0 1500.0 Bead Primary 1 Optical microscopy + Raman 2026-05-16 05:30:24.903693
8 PS 5000.0 3000.0 Fragment Secondary 4 µRaman spectroscopy 2026-05-16 05:30:24.903693
9 PLA 35000.0 35000.0 Film Secondary 3 FTIR spectroscopy 2026-05-16 05:30:24.903693
10 PUR 100000.0 80000.0 Foam Secondary 3 µRaman spectroscopy 2026-05-16 05:30:24.903694