| polymer_type |
<app.db.schema.PolymerType object at 0x71ff906cc680>
|
| morphology |
<app.db.schema.Morphology object at 0x71ff90705a00>
|
| source |
<app.db.schema.LiteratureSource object at 0x71ff906cfce0>
|
| chemical_loads |
(<app.db.schema.ChemicalLoad object at 0x71ff906cc8f0>)
(<app.db.schema.ChemicalLoad object at 0x71ff906cd6a0>)
|
| matrix_entries |
(<app.db.schema.MatrixComposition object at 0x71ff90707470>)
(<app.db.schema.MatrixComposition object at 0x71ff90707e90>)
(<app.db.schema.MatrixComposition object at 0x71ff90704260>)
(<app.db.schema.MatrixComposition object at 0x71ff90705190>)
(<app.db.schema.MatrixComposition object at 0x71ff907062a0>)
|
| id |
3 |
| polymer_type_id |
3 |
| size_major_axis_nm |
200.0 |
| size_minor_axis_nm |
200.0 |
| morphology_id |
3 |
| crystallinity_pct |
5.0 |
| surface_area_m2_per_g |
25.0 |
| zeta_potential_mv |
-35.0 |
| hydrophobicity_log_d |
3.5 |
| surface_functionalization |
Carboxylate-functionalised surface (model nanoplastic). |
| protein_corona_potential |
|
| origin |
Primary |
| weathering_state |
1 |
| degradability_notes |
Polystyrene is highly persistent; not biodegradable under physiological conditions. |
| density_g_per_cm3 |
1.05 |
| reference_material_id |
NIST SRM 1963a |
| detection_method |
Dynamic Light Scattering (DLS) |
| refractive_index |
1.59 |
| reliability_rating |
reliable |
| detection_method_notes |
PS is readily detected by Py-GC/MS with styrene monomer marker. Multiple characteristic markers confirm signal. |
| source_id |
3 |
| notes |
Model fluorescent PS nanoplastic used in translocation studies. Pristine, unweathered. |
| created_at |
2026-05-16 05:30:24.903691 |
| updated_at |
2026-05-16 05:30:24.903691 |